{"title":"ALL","description":"💝 Worldwide Free Delivery, 24 Months Warranty","products":[{"product_id":"bluetooth-amplifier-2-channel-stereo-amp-receiver-class-d-amplifier-for-home-audio-system-fosi-audio-bt20a-updated","title":"Fosi Audio BT20A Bluetooth Stereo Amplifier","description":"\u003cul style=\"width: 95%; margin: 0 auto;\"\u003e\n\u003cli\u003e\n\u003cp\u003e100W X 2(4 ohms, 20 Hz - 20 kHz, 0.04% THD), comes with a 24V power supply. If your usage scenario is smaller, it can also drive larger speakers, such as those rated at 280 watts (8 ohms) and 320 watts (4 ohms). Please note that this is applicable only for passive speakers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced circuitry design, built-in speakers protection circuit, best for bookshelf\/computer\/desktop\/speakers in your home;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHome integrated digital amplifier, 24-month warranty, you can return the item if you have any problems;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmall simple compact design but practical and powerful, Hi-Fi \u003cspan style=\"color: #51a1ba;\"\u003e\u003ca style=\"color: #51a1ba;\" title=\"Bluetooth amplifier\" href=\"https:\/\/fosiaudioshop.com\/collections\/bluetooth-amplifier\" target=\"_blank\"\u003eBluetooth amplifier\u003c\/a\u003e\u003c\/span\u003e exclusively designed for the customers who pursue HiFi sound;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBluetooth 5.0 core, up to 33ft connection range guarantees low signal delay. No pop, no audible noise when Bluetooth connection is established;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\" style=\"text-align: start;\"\u003e\u003cimg style=\"width: 100%;\" alt=\"Fosi Audio BT20A Bluetooth 5.0 Amplifier\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__01_26d2bb91-93f9-4ec5-a878-7d5541cc5270.jpg?v=1641366457\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"a-section launchpad-text-left-justify\" style=\"text-align: start;\"\u003e\u003cimg style=\"width: 100%;\" alt=\"Fosi Audio BT20A Bluetooth 5.0 Amplifier 2 CH\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__02_b4a256c4-7659-4fb6-9f70-cd8fd701ec54.jpg?v=1641366467\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\n\u003cspan class=\"a-text-bold\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 750px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply range\u003c\/td\u003e\n\u003ctd\u003e12v-24v\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth transmission distance\u003c\/td\u003e\n\u003ctd\u003e28ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating impedance\u003c\/td\u003e\n\u003ctd\u003e2Ohm - 8Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power\u003c\/td\u003e\n\u003ctd\u003e100W + 100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth and Analog\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Name\u003c\/td\u003e\n\u003ctd\u003eFosi Audio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth chip\u003c\/td\u003e\n\u003ctd\u003eATS2853\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 750px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC power cord\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eTips: The plug of the power adapter will match the country of your delivery address.\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003cspan style=\"color: #51a1ba;\"\u003e\u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BT20A_Updated_User_Manual.pdf?v=1614246550\" style=\"color: #51a1ba;\"\u003eBT20A User Manual\u003c\/a\u003e \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/wQbTyFj_sVM\" height=\"450\" width=\"750\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cbr\u003e\u003c\/h1\u003e","brand":"Fosi Audio1","offers":[{"title":"Default Title","offer_id":45376241271014,"sku":"BT20A-B+24V","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/B07BQC7GNL.MAIN_41de9f61-7984-4f48-aef3-fb8d139cba5c.jpg?v=1767146004"},{"product_id":"home-audio-amplifier-receiver-tb10a","title":"Fosi Audio TB10A 2 Ch Integrated Amp","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ePerfectly suited for your desktop or a smaller space in your home or office, the digital amplifier is easy to connect to your audio system with no software to install or settings to change;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e100W X 2(4 ohms, 20 Hz - 20 kHz, 0.04% THD), comes with 24V power supply, can drive 280watts(8 ohm), 320watts(4 ohm) speakers;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimple compact design but practical and powerful; No pop, no audible noise, dead silent when nothing is playing through it;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHome small hi-fi integrated amplifier, Sturdy, Lightweight, Aluminum enclosed amp makes it perfect for projects and DIY;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturer-Direct, free lifetime technical support, and 24-month manufacturer's warranty. Feel free to contact us at \u003cb data-mce-fragment=\"1\"\u003esupport@fosiaudio.com\u003c\/b\u003e, we will reply to you within 8 hours;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompare with the old version amp:\u003c\/p\u003e\n\u003cp\u003e1. No sparks flying when the power supply plug-in;\u003c\/p\u003e\n\u003cp\u003e2. Adopt better components to improve product quality;\u003c\/p\u003e\n\u003cp class=\"a-section launchpad-text-left-justify\"\u003e\u003ca href=\"https:\/\/fosiaudio.com\/collections\/old-version-sale\/products\/tb10a-2-channel-stereo-audio-amplifier-receiver-mini-hi-fi-class-d-integrated-amp-2-0ch-for-home-speakers-100w-x-2-with-bass-and-treble-control-tpa3116with-power-supply-1\" title=\"TB10A old version 2 Ch Stereo Audio Amp Mini Hi-Fi Class D Integrated Amp\" data-mce-href=\"https:\/\/fosiaudio.com\/collections\/old-version-sale\/products\/tb10a-2-channel-stereo-audio-amplifier-receiver-mini-hi-fi-class-d-integrated-amp-2-0ch-for-home-speakers-100w-x-2-with-bass-and-treble-control-tpa3116with-power-supply-1\" target=\"_blank\"\u003eThe TB10A old version are Clearance Sales now\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__01_9da9bcdf-909b-4857-bdb3-f4a2f1ee5e51.jpg?v=1637200365\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__02_97bc05b6-c1dd-4055-a9e5-68b36de88a82.jpg?v=1637200365\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 549px;\" height=\"1396\" data-mce-style=\"width: 549px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 208px;\" data-mce-style=\"height: 208px;\"\u003e\n\u003ctd style=\"width: 269.585px; height: 208px;\" data-mce-style=\"width: 269.585px; height: 208px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__09_c72ef38d-c8ed-44da-99d0-d672f6eacea1.jpg?v=1637200365\"\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 252.415px; height: 208px;\" data-mce-style=\"width: 252.415px; height: 208px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__10_3e9d0c7b-74f4-4c79-8507-ce581074f434.jpg?v=1637200365\"\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 41.6108px;\" data-mce-style=\"height: 41.6108px;\"\u003e\n\u003ctd style=\"width: 269.585px; height: 41.6108px;\" data-mce-style=\"width: 269.585px; height: 41.6108px;\"\u003e\n\u003ch4\u003e\n\u003cstrong\u003eExtraordinary Clarity Hi-Fi Sound\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003cp\u003eEnjoy Hi-Fi music with a next-generation stereo amp for unrivaled sound quality. Improved channel balance, lower noise floor, and overall   A purer sound. Reduced distortion and increased dynamic range. Clean and potent power output.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 252.415px; height: 41.6108px;\" data-mce-style=\"width: 252.415px; height: 41.6108px;\"\u003e\n\u003ch4\u003eAdvanced Audio Architecture\u003c\/h4\u003e\n\u003cp\u003eThe High-Performance Texas Instruments TPA3116D2 Chip presents music with rousing highs and deep lows. Even at high volumes, there’s less than 0.04% harmonic distortion resulting in remarkable clarity.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77px;\" data-mce-style=\"height: 77px;\"\u003e\n\u003ctd style=\"width: 269.585px; height: 77px;\" data-mce-style=\"width: 269.585px; height: 77px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__12_baa1a26e-6f85-48ae-bdb8-f868d41b0d92.jpg?v=1637200365\"\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 252.415px; height: 77px;\" data-mce-style=\"width: 252.415px; height: 77px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__13_bc6f28eb-e95e-44e8-bd05-4cea1a633adc.jpg?v=1637200365\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77px;\" data-mce-style=\"height: 77px;\"\u003e\n\u003ctd style=\"width: 269.585px; height: 77px;\" data-mce-style=\"width: 269.585px; height: 77px;\"\u003e\n\u003ch4\u003e\u003cstrong\u003eIrresistible Finish\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eFosi Audio TB10A amplifier curved edges and sleek controls accentuate its unibody design. With truly useful features, and thoughtfully designed premium enclosures. A new generation: exquisite design, improved operation.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 252.415px; height: 77px;\" data-mce-style=\"width: 252.415px; height: 77px;\"\u003e\n\u003ch4 class=\"a-spacing-mini\"\u003e\u003cstrong\u003eDrive passive speakers\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp class=\"a-spacing-mini\"\u003ePerfect if you prefer separate passive speakers and preamps for your audio setup. 100 watt per channel power output can drive most home passive speakers to create astonishing Sound.   Easy to fit your audio system with RCA input\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77px;\" data-mce-style=\"height: 77px;\"\u003e\n\u003ctd style=\"width: 269.585px; height: 77px;\" data-mce-style=\"width: 269.585px; height: 77px;\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__15_8907a70f-903b-4647-86c2-a729256e2083.jpg?v=1637200365\"\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 252.415px; height: 77px;\" data-mce-style=\"width: 252.415px; height: 77px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__14_96ca8a4b-2899-4e2f-83a3-7f95ac41c6ca.jpg?v=1637200365\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 77px;\" data-mce-style=\"height: 77px;\"\u003e\n\u003ctd style=\"width: 269.585px; height: 77px;\" data-mce-style=\"width: 269.585px; height: 77px;\"\u003e\n\u003ch4\u003e\u003cstrong data-mce-fragment=\"1\"\u003eUpgraded DC Outlet\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe old version amp or other brand amplifiers sparks flying when the power supply plugin, it's unsafe. With a built-in power protection circuit, there are no sparks flying when you plug the power adapter into the amplifier. Safe for use!\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 252.415px; height: 77px;\" data-mce-style=\"width: 252.415px; height: 77px;\"\u003e\n\u003ch4\u003e\u003cstrong\u003e24V\/4.5A Power Supply\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eUnlike other amplifiers come with a cheap 12V power supply. Fosi Audio TB10A equip with an energy-efficient and stable power supply which got authoritative certification by many security tests that can get an astonishing sound.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1. Power supply voltage range: 15v-24v;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2. Power supply range: 90w - 120w;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3. THD: ≤ 0.5%;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4. Frequency Range: 20Hz - 20kHz (±1 dB);\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e5. SNR: ≥ 98dB;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e6. Input sensitivity: ≤ 280mV;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e7. Terminating impedance: 2Ohm - 8Ohm;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e8. Output power: 100W + 100W;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e9. Input mode: Analog;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e10. Supplied Accessories: Amplifier, Power Supply, AC Cable, Manual.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/TB10A_User_Manual.pdf?v=1627885675\"\u003eTB10A User Manual\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":13646507507796,"sku":"TB10A+24V","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/BT10A_be32483f-746f-4171-a219-e551c664cf98.jpg?v=1751600091"},{"product_id":"tda7498e-2-channel-stereo-audio-amplifier-receiver-mini-hi-fi-class-d-integrated-amp-home-speakers-160w-x-2-power-supply","title":"Fosi Audio TDA7498E Stereo Audio Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAdopt ST Micro TDA7498E chip to get clear audio sound, No pop, no audible noise, dead silent when nothing is playing through it.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e160W X 2(4 ohms, 20 Hz - 20 kHz, 0.04% THD), for outdoor\/ bookshelf\/ computer\/ desktop \/ceiling \/floor standing speakers, can use iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players as input.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2.0CH audio integrated amplifier, aluminum enclosed, small size, good looks, simple functionality, and excellent sound quality;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHome small Hi-Fi amp, Exclusively designed for the customers who pursue HiFi sound;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou can return the item if you have any problems, 18-month warranty, feel free to contact us at shopify@fosiaudio.com;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__01_91a53a16-87f0-4780-93ea-7252f416b773_480x480.jpg?v=1641366181\" alt=\"Fosi Audio TDA7498E 2 Channel Stereo Audio Amplifier Receiver Mini Hi-Fi Class D Integrated Amp for Home Speakers 160W x 2\" style=\"float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__01_91a53a16-87f0-4780-93ea-7252f416b773_480x480.jpg?v=1641366181\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__02_241a7360-e747-4ad1-9829-7d5971038f70_480x480.jpg?v=1641366169\" alt=\"TDA7498E NEW MODEL\" style=\"float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__02_241a7360-e747-4ad1-9829-7d5971038f70_480x480.jpg?v=1641366169\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTDA7498E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e160W + 160W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eAnalog\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.13 x 3.54 x 1.38 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio TDA7498E Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC power cord\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\" data-mce-style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" data-mce-style=\"width: 30px; height: 30px;\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/TDA7498E_User_Manual_519a77d1-2ce4-4cae-8acb-039a34140256.pdf?v=1661566564\"\u003eTDA7498E User Manual\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":13646559477844,"sku":"TDA7498E+24V","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_d6ce57bb-472b-4a0d-a7a2-b1f7c8b19c1d.jpg?v=1751600102"},{"product_id":"19v-90w-power-adapter-supply-for-tpa3116-tda7498-tda7492-tas5613-class-d-amplifier","title":"19V 4.7A 90W Power Adapter Supply","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\n\u003cli\u003eUL, FCC, CE, ROHS Listed; Real power not exaggerate;\u003c\/li\u003e\n\u003cli\u003eConnector size: 5.5* 2.5mm (If you need a 5.5*2.1mm plug, please leave an order note); Automatic thermal and overload cut-off, short circuit protection;\u003c\/li\u003e\n\u003cli\u003eInput: 100 - 240V AC; Output: 19V 4.74A 90W; Power Cord (Included): 1.2m;\u003c\/li\u003e\n\u003cli\u003ePerfect for: TPA3116 TDA7492P TDA7498 digital amp, laptop;\u003c\/li\u003e\n\u003cli\u003eCan fit with the class d amp physically and electrically;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"Polaris-Header-Title_2qj8j\"\u003e\u003ca title=\"24V 5A 6A 8A Power supply\" href=\"https:\/\/fosiaudioshop.com\/products\/24v-6a-power-supply-for-tda7498e-tpa3116-tas5613-amplifier\" target=\"_blank\"\u003e24V 5A 6A 8A Power supply\u003c\/a\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":13653435285588,"sku":"19V4.7A","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/9_ec5581a3-24a8-407f-8173-a6994ed0456b.jpg?v=1751599795"},{"product_id":"24v-6a-power-supply-for-tda7498e-tpa3116-tas5613-amplifier","title":"Fosi Audio 16V 1A \u0026 24V 4.5A Power supply","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V 4.5A Power Adapter Description:\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003eAC110V-230V input; \u003cbr\u003e\u003cbr\u003eDC 24V 4.5A output;\u003cbr\u003e\u003cbr\u003eConnector size: 5.5*2.5mm\u003cbr\u003e\u003cbr\u003ePower adapter for class d amplifier;\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eTips: The plug of the power adapter will match the country of your delivery address.\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBOX X5 16V 1A Power Adapter Description:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInput: AC 110V or 230V, 50-60Hz\u003c\/p\u003e\n\u003cp\u003eOutput: AC 16V 1A (Only for BOX X5, do not use with DC-type amplifiers)\u003c\/p\u003e\n\u003cp\u003eCable Length: 1.2 meters\u003c\/p\u003e\n\u003cp\u003ePlug Type: Matches the country of your delivery address\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e This power adapter supplies AC (alternating current) output, not DC. It is exclusively designed for BOX X5 and should never be used with other amplifiers requiring DC power to avoid damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"24V 4.5A","offer_id":46469898338534,"sku":"24V4.5A","price":24.99,"currency_code":"USD","in_stock":true},{"title":"16V 1A","offer_id":46469898305766,"sku":"16V1A","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_559d6a05-aa38-4ac4-a7ff-b24a780ef731.jpg?v=1751599017"},{"product_id":"tda7498e-subwoofer-amplifier-receiver-mini-hi-fi-class-d-professional-integrated-amp-for-sub-bass-shakers-220w-x-1-power-supply","title":"Fosi Audio TP-02 Subwoofer Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eAdopt Texas Instruments TDA7498E chip, NE5532 op-amp. No pop, no audible noise, dead silent when nothing is playing through it;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in low pass filter, 220W X 1(4 ohms, 20 Hz - 120Hz, 0.04% THD, 18db\/octacce) for subwoofer, Small simple compact design but practical and powerful;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced circuitry design, built-in speakers protection circuit, solid aluminum chassis for long time use;\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe new version of TP02 has one more sub freq adjustment knob than the old version, and the others remain unchanged.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eQuick tips:\u003c\/p\u003e\n\u003cp\u003e1. Please plug the power cord into the amp THEN the wall, plug the audio cables into amp THEN switch on.\u003c\/p\u003e\n\u003cp\u003eSome customers may see some slight sparks flying when they plug the power supply into the amplifier, because they use it in wrong way, you need to connect the amp to the power supply first, then plug the power supply into the 110v AC outlet, don't worry about the sparks, because this is class d amplifier, the capacitors need to charge when the power in, it's normal and safe.\u003c\/p\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed; height: 290.313px;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"height: 19.5938px;\"\u003eSpecifications\u003c\/th\u003e\n\u003cth style=\"height: 19.5938px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eTP-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eOutput Power\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e220W for Subwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eInput Mode\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 55.1875px;\"\u003e\n\u003ctd style=\"height: 55.1875px;\"\u003eOutput Mode\u003c\/td\u003e\n\u003ctd style=\"height: 55.1875px;\"\u003ePassive Subwoofer \/ \n\u003carticle class=\"4ever-article\" data-clipboard-cangjie='[\"root\",{\"copyFrom\":\"im-native\"},[\"p\",{},[\"span\",{\"data-type\":\"text\"},[\"span\",{\"data-type\":\"leaf\",\"color\":\"#171A1D\"},\"Powered Subwoofer \"]]]]'\u003e\n\u003cp\u003e\u003cspan\u003ePowered Subwoofer \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e20-200Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eTHD\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e≤ 0.04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eSNR\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e5.12 x 3.54 x 1.58 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eDC Input Range\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio TP-02 Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Power Cord\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/TP-02_User_Manual.pdf?v=1679586491\"\u003eTP-02 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch3\u003e\n\u003cspan style=\"color: #316f81;\" class=\"a-list-item\"\u003e\u003cspan class=\"a-size-base a-color-secondary\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3\u003eCompare with similar items:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"a-size-base a-color-secondary\"\u003e\u003ca title=\"TP-01 Subwoofer Amplifier Receiver 100W\" href=\"https:\/\/fosiaudioshop.com\/products\/tp-01-subwoofer-amplifier-receiver-100watt-mini-hi-fi-digital-class-d-integrated-stereo-audio-amp-for-sub-bass-power-supply?_pos=3\u0026amp;_sid=e8831e090\u0026amp;_ss=r\" target=\"_blank\"\u003eTP-01 Subwoofer Amplifier Receiver 100W\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"a-size-base a-color-secondary\"\u003e\u003ca title=\"TP-03 Subwoofer Amplifier\" href=\"https:\/\/fosiaudioshop.com\/products\/tp-03-subwoofer-amplifier-single-power-subwoofer-class-d-amp-220watt?_pos=1\u0026amp;_sid=e8831e090\u0026amp;_ss=r\" target=\"_blank\"\u003eTP-03 Subwoofer Amplifier\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":42457067323622,"sku":"TP-02+24V-new","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_5cc0c9ad-0997-468c-91a2-af226ad43b1d.jpg?v=1751600198"},{"product_id":"da2120c-bluetooth-5-0-stereo-2-1-channel-amplifier-receiver-dac-remote-control","title":"DA2120C 2.1-Channel Wireless DAC Amplifier with EQ Control | 120W×2 @ 4Ω Max Output","description":"\u003cp\u003eThe DA2120C is a high-performance integrated DAC and stereo amplifier, delivering up to 120W per channel (4Ω load). It easily drives most home bookshelf speakers, desktop speakers, outdoor passive speakers, and powered subwoofers—offering low distortion and acoustically accurate sound reproduction for a truly transparent listening experience.\u003c\/p\u003e\n\u003cp\u003eClear, Intuitive Operation\u003cbr\u003eA bright digital LED display lets you view all settings at a glance. The included remote control provides hassle-free access to input mode, volume, bass, and treble adjustments.\u003c\/p\u003e\n\u003cp\u003ePremium Texas Instruments Amplifier Chip\u003cbr\u003eBuilt around the Texas Instruments TAS5352A chip, designed for 4-Ω bridge-tied load (BTL) applications, delivering up to 120W per channel with low harmonic distortion, low noise, and low idle current. The chip integrates a complete protection system to safeguard the amplifier against a wide range of fault conditions.\u003c\/p\u003e\n\u003cp\u003eMulti-Input, 2-in-1 DAC + Amplifier\u003cbr\u003eHoused in a high-quality aluminum enclosure, the DA2120C supports Bluetooth \/ RCA \/ PC-USB \/ Coaxial \/ Optical inputs, making it easy to build a versatile stereo sound system.\u003c\/p\u003e\n\u003cp\u003eBluetooth 5.0 with Synchronized High-Fidelity Streaming\u003cbr\u003eEquipped with Bluetooth 5.0 for low-latency, high-speed audio transmission, ensuring perfectly synchronized sound. Enjoy wireless freedom without compromising on fidelity. The 6dBi high-gain antenna provides stable streaming over distances up to 65 ft (20m).\u003c\/p\u003e\n\u003cp\u003ePackage Contents\u003cbr\u003eDA2120C stereo amplifier ×1, Bluetooth antenna ×1, 32V\/5A power supply ×1, remote control ×1, PC-USB cable ×1, optical cable ×1, user manual ×1\u003c\/p\u003e\n\u003cp\u003eWorry-Free Support\u003cbr\u003eBacked by a 24-month worry-free warranty and friendly customer service for complete peace of mind.\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" dir=\"ltr\"\u003e\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/2120c_01.jpg?v=1637142552\" alt=\"multiple input of Bluetooth amp\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/2120c_02.jpg?v=1637142552\" alt=\"Bluetooth 2.1 Channel Amplifier\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eDA2120C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e2 × 125W at 10% THD+N Into 4 Ω \u003cbr\u003e2 × 100W at 10% THD+N Into 6 Ω \u003cbr\u003e2 × 80W at 10% THD+N Into 8 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass frequency\u003c\/td\u003e\n\u003ctd\u003e20Hz-200Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.01%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 105dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Chip\u003c\/td\u003e\n\u003ctd\u003eCmedia CM6642 SUPPORT 24bit\/192Khz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier Chip\u003c\/td\u003e\n\u003ctd\u003eAmerican TI TAS5352A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Chip\u003c\/td\u003e\n\u003ctd\u003eQualcomm QCC3031 Bluetooth 5.0 chip supports aptX, aptX-HD, SBC, AAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDAC Chip\u003c\/td\u003e\n\u003ctd\u003eAmerican Cirrus CS8422 chip USB, coaxial optical fiber Supported sampling rate 24bit\/192Khz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003eL180*W130*H38mm (7*5*1.5in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Supported\u003c\/td\u003e\n\u003ctd\u003eXP\/W7\/W8\/W10\/MAC\/Linux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e32V 5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDA2120C Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32V 5A Power Supply\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Control\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Cord\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e\u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/DA-2120C_-0518_1100100b-b264-4624-80e3-1424f5420b16.pdf?v=1638177867\"\u003eDA2120C User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/7qBTE6nzaQU\" height=\"640\" width=\"480\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003eYou can also view other models:\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-da2120a-bluetooth-amplifier-stereo-receiver-2-channel-audio-wireless-amp-dac-spdif-hi-fi-compact-mini-integrated-class-d-power-amp-for-home-speakers-active-subwoofer-with-remote-control?_pos=2\u0026amp;_sid=6c5e66a5d\u0026amp;_ss=r\" title=\"DA2120A+24V Bluetooth Amplifier 2CH 50WX2\" target=\"_blank\"\u003eDA2120A+24V Bluetooth Amplifier 2CH 50WX2\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-da2120b-bluetooth-amplifier-stereo-audio-wireless-amp-hifi-class-d-power-amp-100w-x2-passive-speakers-remote-control\" title=\"DA2120B+24V Bluetooth Amplifier 2CH 100W x2\" target=\"_blank\"\u003eDA2120B+24V Bluetooth Amplifier 2CH 100W x2\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudio.com\/products\/da-2120d-bluetooth-audio-amplifiers-2-1-channel-stereo-100w-power-amp-usb-coaxial-optical-aux-remote-control-for-home-speaker?_pos=1\u0026amp;_sid=6d5a595bb\u0026amp;_ss=r\" title=\"DA2120D+24V Bluetooth Amplifier 2.1CH 100W x2\" target=\"_blank\"\u003eDA2120D+24V Bluetooth Amplifier 2.1CH 100W x2\u003c\/a\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":21211219918932,"sku":"DA2120C+32V","price":159.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_786b67b6-5e62-426f-9835-4d7e625adc19.jpg?v=1751599984"},{"product_id":"t20-bluetooth-tube-amplifier-stereo-receiver-2-channel-class-d-digital-mini-hi-fi-power-amp","title":"Fosi Audio T20 Bluetooth Tube Amplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli\u003e\n\u003cp\u003eQCC3031 wireless Bluetooth 5.0 core support aptX and aptX-HD, Streaming range up to 39ft(12m), With Bluetooth and AUX selector, no pop when Bluetooth connecting;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e50W RMS X 2 power output(4 ohms, 20 Hz - 20 kHz, 0.04% THD), built-in speakers protection circuit, best for outdoor\/ bookshelf\/ computer\/ desktop \/ceiling \/floor standing speakers, can use iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players as input;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdopt 2 x 5725 tubes to get clear audio sound, tubes can be replaced by \u003cspan\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/tested-matched-pair-2-tubes-7-pin-ge-jan-5654w-fully-tested-vacuum-tubes-upgrade-for-6ak5-6j1-6j1p-ef95-ge-5654w-platinum-grade-pair\" title=\"JAN 5654W\"\u003eJAN 5654W\u003c\/a\u003e, \u003c\/span\u003e6K4, 6J1, GE5654, 6AK5, 6ж1П, 6BC5, 403A\/B, EF40, EF95 and so on, with a headphone output for 16-64ohm headphones;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSmall simple compact design but practical and powerful, Hi-Fi Bluetooth amplifier receiver exclusively designed for the customers who pursue HiFi sound;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower amp + Headphone amp, perfectly suited for your desktop or a smaller space in your home or office, digital amplifier is easy to connect to your audio system with no software to install or settings to change.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003cimg alt=\"Fosi Audio T20 Bluetooth Tube Amplifier Stereo Amplificador Audio 50W Power Headphone Amplifier for Home Passive Speakers\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a__01_74584772-e368-4c45-b5b6-83cab3e3cf0f.jpg?v=1637639503\"\u003e\u003cimg alt=\"Fosi Audio T20 Bluetooth Tube Amplifier Stereo Amplificador Audio 50W Power Headphone Amplifier for Home Passive Speakers\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a__02_627d91cd-5020-4617-8ba8-ffa516283e7d.jpg?v=1637639521\"\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eT20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTPA3116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e50W x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphones Output\u003c\/td\u003e\n\u003ctd\u003e16-64Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth + RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers + Headphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 99dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmission Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 39 Ft(12m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Chip\u003c\/td\u003e\n\u003ctd\u003eQCC3031\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.0 support aptX and aptX-HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e5.06 x 3.86 x 1.35 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio T20 Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Antenna\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5725 Vaccum Tube\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/T20.pdf?v=1638177867\"\u003eT20 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch4\u003eVideo\u003cbr\u003e\u003cbr\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/e3_4Ekboys8\" height=\"420\" width=\"750\"\u003e\u003c\/iframe\u003e\n\u003c\/h4\u003e\n\u003ch3\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"color: #0189ff;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/bluetooth-amplifier-2-channel-stereo-amp-receiver-class-d-amplifier-for-home-audio-system-fosi-audio-bt20a-updated?_pos=1\u0026amp;_sid=cac786fa4\u0026amp;_ss=r\" title=\"Fosi Audio BT20A 2CH Bluetooth 5.0 Stereo Amplifier 100watts x2 for Passive Speakers\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio BT20A Bluetooth Amplifier 100watts x2\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"color: #0189ff;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/home-audio-amplifier-receiver-tb10a?_pos=1\u0026amp;_sid=47a0249db\u0026amp;_ss=r\" title=\"Fosi Audio TB10A 2 Channel Home Audio Amplifier 100watts x2\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio TB10A Stereo Amplifier without Bluetooth\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"color: #0189ff;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/vacuum-tube-pre-amplifier-p1?_pos=1\u0026amp;_sid=89f4516f2\u0026amp;_ss=r\" title=\"Fosi Audio P1 Vaccum Tube Preamplifier\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio P1 Vacuum Tube Preamplifier\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":28207836004436,"sku":"T20+24V","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/T20_68eb33e1-f08e-489c-951e-42d86dc9c3d1.jpg?v=1751599364"},{"product_id":"v1-0g-2-channel-stereo-audio-class-d-amplifier-mini-hi-fi-professional-digital-amp-for-home-speakers-50w-x-2-with-powersupply-fosi-audio","title":"Fosi Audio V1.0G Mini Stereo Audio Amplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced circuitry design, built-in speakers protection circuit, solid aluminum chassis for long time use, small size, good looks, simple functionality, and excellent sound quality;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBest for bookshelf\/computer\/desktop\/speakers in your room, connect to your Phone\/MP3 player\/DC\/TV\/Echo Dot as input, 50W X 2(4 ohms, 20 Hz - 20 kHz, 0.04% THD) can drive 2Ohm - 8Ohm speakers;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHome Hi-Fi integrated amplifier, Exclusively designed for the customers who pursue HiFi sound; Ship with power adapter and power cord, you can use directly;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimple compact design but practical and powerful, Adopt TI TPA3116D2 chip to get clear and clarity sound, no audible noise, dead silent when nothing is playing through it;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAluminum shell and Aluminum knob to sure high quality come to a 19V power supply that can fit with the amplifier well. 24-month warranty, you can return the item if you have any problems;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi Audio V1.0G 2 Channel Stereo Audio Class D Amplifier Mini Hi-Fi Professional Digital Amp for Home Speakers 50W x 2\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__02_074f13cd-9d01-40df-9675-08b8daf4f72e.jpg?v=1641366695\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi Audio V1.0G 2 Channel Stereo Audio Class D Amplifier Mini Hi-Fi Professional Digital Amp for Home Speakers 50W x 2\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__03_e05e3f0a-dedc-4b0b-a10f-8953159daa10.jpg?v=1641366709\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"celwidget aplus-module launchpad-brand-description-left\" data-cel-widget=\"aplus-launchpad-brand-description-left\" cel_widget_id=\"aplus-launchpad-brand-description-left\"\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eV1.0G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTPA3116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e50W x2@4Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.13 x 3.54 x 1.38 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e19V 4.74A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio V1.0G Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19V 4.74A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/V1.0_User_Manual.pdf?v=1627885409\" style=\"color: #0189ff;\"\u003eV1.0G User Manual \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eVideo\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe title=\"Fosi Audio V1.0B Class D Mini Amplifier Unboxing\" src=\"https:\/\/www.youtube.com\/embed\/prSl4O0Ihs4\" height=\"720\" width=\"1280\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/tda7498e-2-channel-stereo-audio-amplifier-receiver-mini-hi-fi-class-d-integrated-amp-home-speakers-160w-x-2-power-supply\" title=\"Fosi Audio TDA7498E 2.0 Channel 320watts Output Power\" target=\"_blank\"\u003eFosi Audio TDA7498E 2.0 Channel Amplifier 320W Output Power\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/home-audio-amplifier-receiver-tb10a\" title=\"Fosi Audio TB10A 200W Mini Stereo Audio Amplifier\" target=\"_blank\"\u003eFosi Audio TB10A 2.0 Channel 200W Mini Class D Amplifier\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier\" title=\"Fosi Audio TB10D Class D Mini Stereo Audio Amplifier 600W Adopt TPA3255\" target=\"_blank\"\u003eFosi Audio TB10D 600W Mini Stereo Class D Amplifier Adopt TPA3255\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":28770125119572,"sku":"V1.0G+19V","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_2e15ddc8-c5eb-4e10-99be-662776392f2c.jpg?v=1751599531"},{"product_id":"subwoofer-amplifier-m03-300watts-mono-amp-full-frequency-and-sub-bass-switchable-amplifier","title":"Fosi Audio M03 Subwoofer Mono Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e Hi-Fi Amp with Clean Sound Quality: Fosi Audio M03 subwoofer amp adopts the Instruments TPA3255D2 chip, High Efficient Power Output Up to 200Watt, providing 150 watts RMS into 4-ohm loads or 120watts to 8-ohm loads. Great amplifier to driver any bookshelf speaker or subwoofer;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSubwoofer amplifier and Full-Frequency Mono Amp: Switch to PBTL, it's a Full-Frequency Mono amp for driving passive speakers and powered subwoofer. Switch to SUB, it's a subwoofer amplifier for diving passive and powered subwoofers;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMini Compact but Powerful: Built-in low pass filter for 20-300Hz subwoofers with SUB frequency control, small simple compact design but practical and powerful;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHome Hi-Fi amplifier: Exclusively designed for the customers who pursue HiFi sound; MAX Power Output:200Watt. Note: The package comes with a 32V\/5A power supply, you need a more powerful power supply to get the MAX power output;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a__01_a792a356-d711-4760-9c8f-799cd958f067.jpg?v=1637575230\" alt=\"Subwoofer Amplifier 200 Watt Mini Mono Audio Amp Full-Frequency and Sub Bass Switchable Amplifier One Channel Home Theater Single Power Subwoofer Amp Fosi Audio M03\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a__06_31aca69d-90bf-46ba-9285-26e1eb12ee42.jpg?v=1637575245\" alt=\"Subwoofer Amplifier 200 Watt Mini Mono Audio Amp Full-Frequency and Sub Bass Switchable Amplifier One Channel Home Theater Single Power Subwoofer Amp Fosi Audio M03\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cul style=\"font-size: 1.4em;\" class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\u003c\/ul\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eM03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power Output:\u003c\/td\u003e\n\u003ctd\u003eRMS 200watt at 4ohm, RMS 100watt at 8ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e4-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 0.2mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull Frequency Response Range\u003c\/td\u003e\n\u003ctd\u003e20Hz-20KHz(± 3db)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass Frequency Range\u003c\/td\u003e\n\u003ctd\u003e20-200Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0.03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 106dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e24-48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e32V 5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio M03 Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32V 5A Power Adaptor\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"celwidget aplus-module module-9 aplus-standard\" data-csa-c-id=\"us62hm-vaif5-x8dir0-x5kowz\"\u003e\n\u003cdiv aria-live=\"polite\" data-a-expander-name=\"aplus-module-expander\" data-a-expander-collapsed-height=\"700\" class=\"a-expander-collapsed-height a-row a-expander-container a-expander-partial-collapse-container\"\u003e\n\u003cdiv aria-expanded=\"false\" class=\"a-expander-content a-expander-partial-collapse-content\"\u003e\n\u003cdiv class=\"aplus-module-wrapper apm-fixed-width\"\u003e\n\u003cdiv class=\"apm-spacing apm-fixed-width\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\u003c\/ul\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e\u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/M03_User_Manual.pdf?v=1627885409\"\u003eM03 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"display: flex; align-items: center; height: 20px;\"\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/tda7498e-subwoofer-amplifier-receiver-mini-hi-fi-class-d-professional-integrated-amp-for-sub-bass-shakers-220w-x-1-power-supply?_pos=1\u0026amp;_sid=3103f9ebe\u0026amp;_ss=r\" title=\"Fosi Audio TP-02 TDA7498E Subwoofer Amplifier\" target=\"_blank\"\u003eFosi Audio TP-02 TDA7498E Subwoofer Amplifie 220watts\u003c\/a\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-m01-bt-bluetooth-one-channel-mono-amplifier-for-home-speakers?_pos=3\u0026amp;_sid=365b3180f\u0026amp;_ss=r\" title=\"M01-BT Bluetooth One Channel Mono Amplifier\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-m01-bt-bluetooth-one-channel-mono-amplifier-for-home-speakers?_pos=3\u0026amp;_sid=365b3180f\u0026amp;_ss=r\" title=\"M01-BT Bluetooth One Channel Mono Amplifier\" target=\"_blank\"\u003eFosi Audio M02 Subwoofer Amp 100W \u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-m01-bt-bluetooth-one-channel-mono-amplifier-for-home-speakers?_pos=3\u0026amp;_sid=365b3180f\u0026amp;_ss=r\" title=\"M01-BT Bluetooth One Channel Mono Amplifier\" target=\"_blank\"\u003eFosi Audio M04 Amplifier Subwoofer Amp 100W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"US","offer_id":46460625322214,"sku":"M03-US-32V-SH","price":89.99,"currency_code":"USD","in_stock":true},{"title":"OTHER","offer_id":46460625354982,"sku":"M03+32V","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/M03300W_5760c9e0-9d89-477b-b129-e74466cf653c.jpg?v=1751600045"},{"product_id":"bluetooth-amplifier-bt10a","title":"Fosi Audio BT10A Bluetooth Amplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\n\u003cli\u003e\n\u003cp\u003eBluetooth 5.0 streaming range up to 39ft(12m), with bass and treble control, Simple compact design but practical and powerful, Adopt TI TPA3116D2 chip to get clear and clarity sound, no audible noise, dead silent when nothing is playing through it;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced circuitry design, built-in speakers protection circuit, best for bookshelf\/computer\/desktop\/speakers in your home;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHome Hi-Fi integrated amplifier, Exclusively designed for the customers who pursue HiFi sound; Ship with power adapter and power cord, you can use directly;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerfectly suited for your desktop or a smaller space in your home or office, Aluminum shell to sure high quality, 24-month warranty, you can return the item if you have any problems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__06_6442345a-6e23-45b5-851f-a1752f0c278c.jpg?v=1637201639\" alt=\"speaker receiver amplifier\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__01_adf1099c-9927-42b4-901f-2edcbfcafe8d.jpg?v=1637201639\" alt=\"Bluetooth 5.0 Stereo Audio Amplifier Receiver\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBT10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMAX Power Output\u003c\/td\u003e\n\u003ctd\u003e50W x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth + 3.5mm AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003eSpeakers Out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTexas Instruments 3116D2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmission Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 39ft\/12m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e19V\/4.74A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBT10A Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Antenna\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19V 4.7A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Cord\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca style=\"color: #0189ff;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/BT10A_202007.pdf?v=1614246592\"\u003eBT10A User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"display: flex; align-items: center; height: 20px;\"\u003eVideo\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003ciframe width=\"480\" height=\"300\" src=\"https:\/\/www.youtube.com\/embed\/z7XPQl8aDpQ\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/bluetooth-amplifier-2-channel-stereo-amp-receiver-class-d-amplifier-for-home-audio-system-fosi-audio-bt20a-updated?_pos=1\u0026amp;_sid=d519c1ba3\u0026amp;_ss=r\" title=\"Fosi Audio BT20A Bluetooth Stereo Audio Amplifier 100watts x2\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio BT20A Bluetooth 5.0 Stereo Audio Amplifier 100watts x2 \u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"color: #0189ff;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/t20-bluetooth-tube-amplifier-stereo-receiver-2-channel-class-d-digital-mini-hi-fi-power-amp?_pos=1\u0026amp;_sid=7fdefcbc2\u0026amp;_ss=r\" title=\"Fosi Audio T20 Vacuum Tube Amplifier Bluetooth Amp Supports aptX, aptx-HD\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio T20 Vacuum Tube Bluetooth Amplifier Supports aptX 50watts x2 \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/bt30d-bluetooth-5-0-2-1-channel-power-amplifier-with-bass-and-treble-control?_pos=1\u0026amp;_sid=30451b325\u0026amp;_ss=r\" title=\"Fosi Audio BT30D 2.1 Channel Bluetooth Amplifier 50watts x2 + 100watts\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio BT30D 2.1 Channel Bluetooth Amplifier 50watts x2 + 100watts \u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio1","offers":[{"title":"Silver","offer_id":37886928191671,"sku":"BT10A-S+19V","price":55.99,"currency_code":"USD","in_stock":false},{"title":"Black","offer_id":37887017910455,"sku":"BT10A-B+19V","price":55.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/8_491bd362-e6f5-46e4-ae9a-73d05846a957.jpg?v=1751599699"},{"product_id":"32v-5a-power-supply-for-class-d-amplifier","title":"Fosi Audio 32V 5A  Power Supply","description":"\u003cp\u003eAC input: 110-240V;\u003c\/p\u003e\n\u003cp\u003eDC output: 32V 5A\u003c\/p\u003e\n\u003cp\u003ePackage: Power Supply * 1, AC Cord * 1;\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":44589309984998,"sku":"32V5A-1","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/32Vpoweradapter_f17df22c-1702-40c1-9530-2e163947cb0f.jpg?v=1751599857"},{"product_id":"fosi-audio-phono-preamp-for-turntable-preamplifier-mm-phonograph-preamplifier-with-gain-gear-mini-stereo-audio-hi-fi-pre-amplifier-for-record-player-with-dc-12v-power-box-x2","title":"Fosi Audio Box X2 MM Turntable Phono Preamplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\n\u003cli\u003e\n\u003cp\u003eTube MM Phono Preamplifier: This Fosi Audio phono preamplifier removes low-frequency noise and ensures clear sound quality by converting phono signals to line-level signals using high-quality components and low-noise integrated circuits. It is designed to safeguard your turntable thanks to its grounding post\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3 Switchable Gain Modes: You can switch between 3 modes: 39, 42, or 45 dB. High compatibility and customizable control are provided by the adjustable gain levels. Also, it has very good circuitry and entry-level, high-end analog sound\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTube Preamplifier: With a 3.5mm AUX input, it's also a tube preamp. Fosi Audio used high-quality component parts for the design and assemblage of this phono preamplifier. You can enjoy a very warm and smooth sound\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApplicable Vacuum Tube Model: The compatible vacuum tube models are 6K4, 6J1, 6J4, GE5654, 6AK5, 66, etc. To make changes to your stereo system yourself, simply swap out the vacuum tubes. Consider that distinct tubes produce various sounds\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePackage Content: You will get 1 x Box X2 phono preamp, 2 x vacuum tubes, 1 x RCA cable, 1 x power adaptor, and 1 x user manual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_4ecf75d1-9bda-492b-b892-53865c633b41.jpg?v=1745569020\" alt=\"\"\u003e\n\u003c\/h4\u003e\n\u003ch4\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/003_1_6420f50f-f632-480c-8d8a-0c8d4afb8470.jpg?v=1745569020\" alt=\"\"\u003e\u003c\/h4\u003e\n\u003ch4\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/005_3_5e01bde1-b876-40f0-a5b2-4ea7bfefef33.jpg?v=1745569020\" alt=\"\"\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBOX X2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eRCA+3.5mm AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003eActive Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eStandard RIAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e0.66 lb\/300g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.66 inch\/3.85 inch\/1.29 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003eAC 110V - 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Level\u003c\/td\u003e\n\u003ctd\u003e600 Mv @3mV 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e12V 1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBox X2 Phono Preamp\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVacuum Tubes\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12V 1.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRCA Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BOX_X2_0916.pdf?v=1638177867\"\u003eBOX X2 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003ciframe width=\"480\" height=\"300\" src=\"https:\/\/www.youtube.com\/embed\/Rx3-dG4PQIE\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ch3\u003eCompare with similar items:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-box-x1-phono-preamp-mm-turntable-preamplifer-with-3-5mm-aux-rca-output?_pos=2\u0026amp;_sid=d6baad285\u0026amp;_ss=r\" title=\"BOX X1-MM Phono Preamp\" target=\"_blank\"\u003eBOX X1-MM Phono Pream\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-bluetooth-phono-preamp-for-turntable-phonograph-preamplifier-with-ge5654-vacuum-tube-amplifier-audio-hifi-box-x3-diy?_pos=1\u0026amp;_sid=11e8574bd\u0026amp;_ss=r\" title=\"Box X3 Bluetooth Phono Preamp\" target=\"_blank\"\u003eBox X3 Bluetooth Phono Preamp\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca title=\"Box X4 Phono Preamp with treble and bass control\" href=\"https:\/\/fosiaudio.com\/products\/phono-preamp-headphone-amplifier-with-jan-5654w-vacuum-tubes-for-mm-turntable-phonograph-preamplifier-for-record-player-with-volume-bass-treble-control-hi-fi-pre-amp-fosi-audio-box-x4?_pos=3\u0026amp;_sid=2bd1180e5\u0026amp;_ss=r\" target=\"_blank\"\u003eBox X4 Phono Preamp with treble and bass control\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":31406173159508,"sku":"BOX X2+12V","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/B07XNTHHBP.MAIN.jpg?v=1751599923"},{"product_id":"headphone-amplifier-vacuum-tube-headphone-amp-mini-hi-fi-stereo-audio-with-low-ground-noise-output-protection-for-headphones-fosi-audio-p2","title":"Fosi Audio P2 Headphone Amplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-none\"\u003e\n\u003cli\u003e\n\u003cp\u003eExcellent sound performance: Low ground noise, built-in output protect the circuit, no buzzing or ringing noise, Audiophile-level sound quality, exclusively designed for the customers who pursue HiFi sound; and safe for your expensive headphones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStereo and Preamplify: Headphones amp also can be used as a stereo preamp, Parallel 3.5mm and RCA stereo inputs, 6.35mm headphone output, include a 6.35mm to 3.5mm adapter;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-performance: P2 is a Hi-Fi tube headphone amp, 2 X 5725 tubes can easily power high-performance headphones including the HD580, HD600, HD650, K701, K702, Q701, and many more, recommend 32-300ohm headphones\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEasy replace tube: Tubes can be replaced by \u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/tested-matched-pair-2-tubes-7-pin-ge-jan-5654w-fully-tested-vacuum-tubes-upgrade-for-6ak5-6j1-6j1p-ef95-ge-5654w-platinum-grade-pair\" title=\"JAN 5654W\"\u003eJAN\u003c\/a\u003e \u003cspan\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/tested-matched-pair-2-tubes-7-pin-ge-jan-5654w-fully-tested-vacuum-tubes-upgrade-for-6ak5-6j1-6j1p-ef95-ge-5654w-platinum-grade-pair\" title=\"JAN 5654W\"\u003e5654W\u003c\/a\u003e\/\u003c\/span\u003e6j1\/6J4\/GE5654\/6AK5\/6*1n\/ E180F\/6ж9П\/EF861\/6688 tubes etc\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExquisite appearance: Small Compact Size, All aluminum alloy shell and come with an 18-month manufacturer's warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a_1_321e0c35-e50d-4838-95f2-cfd7305d6c5f.jpg?v=1637637718\" alt=\"Headphone Amplifier Vacuum Tube Headphone Amp Mini Hi-Fi Stereo Audio with Low Ground Noise Output Protection for Headphones Fosi Audio P2\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eP2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOP-Amp\u003c\/td\u003e\n\u003ctd\u003eNE5532\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphones Output\u003c\/td\u003e\n\u003ctd\u003e16-64Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphone Impedance\u003c\/td\u003e\n\u003ctd\u003e32-600 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003e3.5mm Audio jack, Stereo L \/ R RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz-20 kHz (± 3dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0, 03%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 95db\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e0.2mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003eL99 * W98 * H33 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Weight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003eDC12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eP2 Headphone Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5725 Vacuum Tubes\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC 12V Power Supply\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6.35mm to 3.5mm Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCompare with similar items:\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-p1-pro-bluetooth-5-0-tube-pre-amplifier-mini-hi-fi-stereo-buffer-preamplifier-6j5-vacuum-tube-preamp-with-treble-bass-volume-control-for-home-theater-audio-system-with-power-adapter?_pos=3\u0026amp;_sid=252df3f88\u0026amp;_ss=r\" title=\"P1 Pro Bluetooth 5.0 Tube Preamplifier\" target=\"_blank\"\u003eP1 Pro Bluetooth 5.0 Tube Preamplifier\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/vacuum-tube-pre-amplifier-p1?_pos=1\u0026amp;_sid=252df3f88\u0026amp;_ss=r\" title=\"P1 Vacuum Tube Pre-Amplifier\" target=\"_blank\"\u003eP1 Vacuum Tube Pre-Amplifier\u003c\/a\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":31699311591508,"sku":"P2+12V","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_82f9a1df-4daf-47b0-8052-a9c4989e5348.jpg?v=1751600067"},{"product_id":"tested-matched-pair-2-tubes-7-pin-ge-jan-5654w-fully-tested-vacuum-tubes-upgrade-for-6ak5-6j1-6j1p-ef95-ge-5654w-platinum-grade-pair","title":"Fosi Audio Vacuum Tubes 7-Pin","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" style=\"box-sizing: border-box; margin: 0px 0px 0px 18px; color: #111111; padding: 0px; font-family: 'Amazon Ember', Arial, sans-serif; font-size: 13px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cli\u003e\n\u003cp\u003eEach package contains a pair of fully tested and matched vacuum tubes (2 PCS).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e5654W vacuum tubes for \u003cspan style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/t20-bluetooth-tube-amplifier-stereo-receiver-2-channel-class-d-digital-mini-hi-fi-power-amp?_pos=1\u0026amp;_sid=1a298b84a\u0026amp;_ss=r\" title=\"Fosi Audio T20\" style=\"color: #ff8000;\"\u003e\u003cstrong\u003eT20\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e, \u003cspan style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/vacuum-tube-pre-amplifier-p1?_pos=1\u0026amp;_sid=a45ed6f5d\u0026amp;_ss=r\" title=\"Fosi Audio P1\" style=\"color: #ff8000;\"\u003e\u003cstrong\u003eP1\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e, \u003cspan style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/headphone-amplifier-vacuum-tube-headphone-amp-mini-hi-fi-stereo-audio-with-low-ground-noise-output-protection-for-headphones-fosi-audio-p2?_pos=1\u0026amp;_sid=87d73b76d\u0026amp;_ss=r\" title=\"Fosi Audio P2\" style=\"color: #ff8000;\"\u003e\u003cstrong\u003eP2\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e, \u003cspan style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-phono-preamp-for-turntable-preamplifier-mm-phonograph-preamplifier-with-gain-gear-mini-stereo-audio-hi-fi-pre-amplifier-for-record-player-with-dc-12v-power-box-x2?_pos=1\u0026amp;_sid=8a559e364\u0026amp;_ss=r\" title=\"Fosi Audio Box X2\" style=\"color: #ff8000;\"\u003e\u003cstrong\u003eBox X2\u003c\/strong\u003e\u003c\/a\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cspan style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/phono-preamp-headphone-amplifier-with-jan-5654w-vacuum-tubes-for-mm-turntable-phonograph-preamplifier-for-record-player-with-volume-bass-treble-control-hi-fi-pre-amp-fosi-audio-box-x4\" title=\"Fosi Audio Box X4\" style=\"color: #ff8000;\"\u003eBox X4\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e. Substitute for 7-pin 6AK5\/6AK5W\/6Zh1P\/6J1\/6J1P tubes. It can also directly replace WE-403A\/403B\/EF95 and ordinary 5654.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e6J1, 6CB6A, 6Ж3N, 6J5, 6Ж5N tubes are compatible with audio devices such as \u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eBOX X2, BOX X4, P3, GR40, MC331, and T20X MKII\u003c\/strong\u003e\u003c\/span\u003e.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNote: Replacing the wrong type of tube may damage your amplifier. If you are not sure this 5645W can be used as a replacement for your audio device, please check with your amplifier manufacturer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIt has a fuller, wider sound stage. The treble is smoother and the bass is a little bit tighter. And you can hear some details that you did not hear before while listening to more complex music.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; list-style: disc; overflow-wrap: break-word; margin: 0px;\"\u003e\n\u003cp\u003eEvery package you get goes through our careful packaging. With 18 months warranty. If you have any questions, please feel free to contact us.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/6J1-5.jpg?v=1762250270\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/6CB6A-4.jpg?v=1762250271\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/6_3N-4.jpg?v=1762250271\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/6_5N-5.jpg?v=1762250270\" alt=\"\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003c\/p\u003e\n\u003cdiv\u003eVacuum tubes such as the 5725 and 6J1 are products of a specific historical period, carrying strong historical significance and unique tonal characteristics. Having long been discontinued, all available units are carefully preserved vintage stock, making them non-renewable and rare collectibles.\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nMinor signs of aging on the tube surface—such as slight scratches, faded markings, or yellowed mica—are normal. We guarantee that every vacuum tube sold has undergone basic testing to ensure proper functional performance.\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\nGiven the uniqueness and scarcity of these products, \u003cstrong\u003eall sales are final; no returns or exchanges will be accepted once purchased. Please do not place an order if you do not accept these terms.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003col\u003e\n\u003cli\u003eAll vacuum tubes have been fully tested and strictly matched.\u003c\/li\u003e\n\u003cli\u003eThese vacuum tubes are compatible with audio equipment including BOX X2, BOX X4, P3, GR40, MC331, T20X MKII, etc.\u003c\/li\u003e\n\u003cli\u003eUsing an incorrect vacuum tube model may damage your amplifier. If you are unsure whether these tubes are suitable for your audio device, please confirm with the amplifier manufacturer.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Fosi Audio","offers":[{"title":"5654W","offer_id":46818139603174,"sku":"5654W","price":29.99,"currency_code":"USD","in_stock":true},{"title":"6J1","offer_id":46818138554598,"sku":"6J1","price":29.99,"currency_code":"USD","in_stock":true},{"title":"6CB6A","offer_id":46818138587366,"sku":"6CB6A","price":29.99,"currency_code":"USD","in_stock":true},{"title":"6Ж3N","offer_id":46818138620134,"sku":"6Ж3N","price":29.99,"currency_code":"USD","in_stock":true},{"title":"6J5","offer_id":46818138652902,"sku":"6J5","price":29.99,"currency_code":"USD","in_stock":true},{"title":"6Ж5N","offer_id":46818138685670,"sku":"6Ж5N","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/61edIyu4lkL._AC_SL1200.jpg?v=1751600122"},{"product_id":"make-up-the-price-difference-of-1","title":"Fosi Audio Make Up the Price Difference of $1","description":"\u003cp\u003e\u003cspan\u003eYou can choose the quantity you need to purchase and make up the price difference through this link. For our European customers, as taxes will be incurred during payment, please submit the quantity according to the final payment amount. If you have any questions, please contact our online customer service.\u003c\/span\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"$10","offer_id":47533660143846,"sku":null,"price":10.0,"currency_code":"USD","in_stock":true},{"title":"$5","offer_id":47533753663718,"sku":null,"price":5.0,"currency_code":"USD","in_stock":true},{"title":"$1","offer_id":47533660176614,"sku":"$1","price":1.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/MakeUpthePriceDifferenceof_1.jpg?v=1751598449"},{"product_id":"bt30d-bluetooth-5-0-2-1-channel-power-amplifier-with-bass-and-treble-control","title":"Fosi Audio BT30D Bluetooth 2.1 CH Power Amplifier","description":"\u003cul style=\"width: 95%; margin: 0 auto;\"\u003e\n\u003cli\u003e\n\u003cp\u003eThe Bluetooth Stereo Amplifier adopts performance 2pcs texas instrument TPA3116D2 amp chip, dual-channel max output power 50W x2 +100W to get clear audio sound, no pop, no audible noise, dead silent when nothing is playing through it;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSpeakers full frequency output, By using the custom treble bass knob and adjustable 40-300Hz cutoff frequency for the subwoofer, you'll be able to get the best sound;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports wireless playback from Bluetooth devices, Bluetooth 5.0 wireless music streaming technology with external antenna make a transmission distance of more than 15m\/49ft;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull metallic shell to ensure high quality and durable, advanced circuitry design, built-in speakers protection circuit to ensure Hi-Fi clear and clean sound; With unrivaled sound for the customers who pursue HiFi sound;\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUpgraded DC power outlet for safe use without sparks, included high quality 24V\/4.5A power supply (The plug of the power adapter will match the country of your delivery address) enough to drive most passive speakers and powered\/passive subwoofer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"width: 80%;\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a__01_dce4b1a5-746d-470b-8e2f-1bbcbd3ca4a5.jpg?v=1637570486\" alt=\"BT30D Bluetooth 5.0 2.1 Channel Power Amplifier with Bass and Treble Control\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"width: 80%;\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/a__02_db8c189d-f210-405f-af4d-8474362aaebd.jpg?v=1637570504\" alt=\"2.1 Channel Power Amplifier\"\u003e\u003c\/div\u003e\n\u003ch3\u003e\u003cimg style=\"width: 80%;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/B3A659_1.jpg?v=1680864634\" alt=\"Detailed description\"\u003e\u003c\/h3\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 750px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBT30D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChippest\u003c\/td\u003e\n\u003ctd\u003eTPA3116D2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaxpower Output\u003c\/td\u003e\n\u003ctd\u003e50W*2+100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e0.05%(@1W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Voltage\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeakers Frequency Response\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz(±3dB)m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass Cutoff Frequency Range Adjustment\u003c\/td\u003e\n\u003ctd\u003e20-200Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e2-8 Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003eL118 x W132 x H35 mm\/4.72 x 5.2 x 1.38inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth\/RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers + Passive\/Active Subwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003eBluetooth 5.0, up to 15m\/49ft wireless range without hindrance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless Range\u003c\/td\u003e\n\u003ctd\u003eUp to 15m\/49ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 750px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio BT30D Amplifier\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Supply\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTips: The plug of the power adapter will match the country of your delivery address.\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 10px;\"\u003e\n\u003cbr\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca style=\"color: #f48f00;\" href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BT30D_User_Manual.pdf?v=1627640046\"\u003eBT30D User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch4 style=\"display: flex; align-items: center; height: 20px;\"\u003eVideo\u003c\/h4\u003e\n\u003cp\u003e\u003cspan style=\"color: #316f81;\"\u003e\u003ciframe width=\"750\" height=\"480\" src=\"https:\/\/www.youtube.com\/embed\/1gbSs2crQDo\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch4\u003eCompare with similar items\u003c\/h4\u003e\n\u003cul style=\"width: 95%; margin: 0 auto;\"\u003e\n\u003cul style=\"width: 95%; margin: 0 auto;\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"Fosi Audio Bt30E 2.1 Channel Bluetooth Amplifier with U-disk and Remote Control\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-2-1-channel-bluetooth-5-0-amplifier-bt30e-subwoofer-50w-x2-100w?_pos=1\u0026amp;_sid=7156bf828\u0026amp;_ss=r\" target=\"_blank\"\u003eFosi Audio BT30E 2.1 Channel Bluetooth Amplifier with Remote Control\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"Fosi Audio BT30A 2.1 channel stereo home audio amplifier 200watts\" href=\"https:\/\/fosiaudioshop.com\/products\/bluetooth-amp-bt30a?_pos=1\u0026amp;_sid=bc3956fe0\u0026amp;_ss=r\" target=\"_blank\"\u003eFosi Audio BT30A 2.1 Channel Bluetooth Amplifier 50watts x2 + 100watts\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"Fosi Audio BT30D PRO 2.1 Channel Bluetooth 5.0 Amplifier with SUB control\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier\" target=\"_blank\"\u003eFosi Audio BT30D PRO 2.1 Channel Bluetooth Amplifier 120W x2 + 300W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":39998228791479,"sku":"BT30D-B+24V","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/BT30D_6b086081-5d21-4e57-8090-f89712bf4f44.jpg?v=1751599973"},{"product_id":"q6-dac","title":"Fosi Audio Q6 Desktop DAC","description":"\u003cp\u003eVersatile Mini DAC: Ideal as a compact desktop external digital-to-analog converter for your streamer, CD player, computer, TV, or tablet, connecting seamlessly with home audio amplifiers, headphone amps, or powered speakers for exceptional sound quality.\u003cbr\u003e\u003cbr\u003eAudiophile-Grade Chipset: Equipped with the AKM AK4493S DAC, XMOS XU316 audio processor, and OPA1612 op-amp, supporting maximum sampling rates of PCM 32bit\/768kHz and DSD512. Enjoy crystal-clear audio for a truly immersive listening experience.\u003cbr\u003e\u003cbr\u003eComprehensive Connectivity: Features Optical, Coaxial, and USB inputs, as well as RCA and Sub-Out outputs, seamlessly connecting to PCs, Macs, TVs, CD players, tablets, and more digital sources. Simple plug-and-play setup makes integration effortless.\u003cbr\u003e\u003cbr\u003eCompact and Solid: Crafted from high-quality aluminum alloy, this compact DAC is stylish, durable, and space-saving. Its sleek profile effortlessly blends with any desktop environment, keeping your setup neat while adding a sophisticated touch.\u003cbr\u003e\u003cbr\u003eSuperior Performance: Delivers an impressive 121dB signal-to-noise ratio, ultra-low distortion of 0.00012%, and outstanding dynamic range of 121dB—matching or surpassing higher-priced DACs, putting audiophile-grade sound easily within your reach\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":32682124771412,"sku":"C.03.Q6.01","price":84.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/Q6_05e263c9-32e9-46cc-8bb5-60a61b8d5673.jpg?v=1751600281"},{"product_id":"fosi-audio-q4-mini-stereo-gaming-dac-headphone-amplifier","title":"Fosi Audio Q4 Desktop DAC Headphone Amplifier","description":"\u003cdiv\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cbr\u003e\n\u003c\/div\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli\u003e\n\u003cp\u003eEasy to set up, no special software, app, or driver to install, a true plug-and-play digital audio adapter.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWith USB, optical and coaxial S\/PDIF inputs can fit with most home audio systems, and RCA output can be connected to an amplifier or powered speakers on your desktop; \u003cbr\u003eBuilt-in Hi-Fi headphone amp chip can drive most 16ohm to 200ohm headphones.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e160mW RMS(32 ohms, 20 Hz - 20 kHz, 0.01% THD), with bass and treble control, can be used as preamp or volume controller for your PC\/MAC\/Computer.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMini Compact D\/A converter, stream bit-perfect 24bit\/192KHz HD with low jitter, with output, protect the circuit, safe for your expensive audio system.\u003cbr\u003e\u003cbr\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WILutdFPvaY\" height=\"450\" width=\"720\"\u003e\u003c\/iframe\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; max-width: 750px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eQ4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePC-USB supports input sampling rate\u003c\/td\u003e\n\u003ctd\u003e24Bit\/96kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh and low sound adjustment range\u003c\/td\u003e\n\u003ctd\u003e±6dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber\/coaxial support input sampling rate\u003c\/td\u003e\n\u003ctd\u003e24Bit\/192kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz (±3dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePC-USB support operating system\u003c\/td\u003e\n\u003ctd\u003eXP\/W7\/W8\/W10\/MAC\/Linux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDistortion\u003c\/td\u003e\n\u003ctd\u003e0.01%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥105dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmp output maximum power\u003c\/td\u003e\n\u003ctd\u003e100mW 32Ω load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphone matching impedance\u003c\/td\u003e\n\u003ctd\u003e16\u003cspan\u003eΩ\u003c\/span\u003e-200\u003cspan\u003eΩ\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking voltage\u003c\/td\u003e\n\u003ctd\u003eDC5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRCA output level\u003c\/td\u003e\n\u003ctd\u003e2.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize (L*W*H)\u003c\/td\u003e\n\u003ctd\u003e73.5*98*33MM (without knobs and terminals)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\n\u003cbr\u003ePackage Include\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; max-width: 750px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio DAC-Q4\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5V USB Power Supply Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePC-USB Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/Q4_User_Manual.pdf?v=1661568172\"\u003eQ4 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003ca href=\"https:\/\/support.fosiaudio.com\/hc\/en-us\/articles\/42506677003929\/live_preview\/01JHZ2962BZRV7WA288Y2PE5BB\" style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003eFAQ: The drivers for the Q4 are outdated, and it shows as 'driver error' in the Device Manager.\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eCompare with similar items\u003c\/h4\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"a-size-base\"\u003e\u003ca title=\"Q5 Mini Headphone Amplifier\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-dac-converter-24-bit-192khz-optical-coaxial-usb-digital-to-analog-adapter-decoder-headphone-amplifier-mini-stereo-pre-amplifier-q5?_pos=1\u0026amp;_sid=7efbaa166\u0026amp;_ss=r\" target=\"_blank\"\u003eQ5 Mini Headphone Amplifier\u003c\/a\u003e\u003cbr\u003e\u003ca title=\"Q6 USB HiFi DAC Headphone Amplifier\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-q6-usb-hifi-dac-bluetooth-5-0-headphone-amplifier?_pos=1\u0026amp;_sid=25dd8299a\u0026amp;_ss=r\" target=\"_blank\"\u003eQ6 USB HiFi DAC Headphone Amplifier\u003c\/a\u003e\u003cbr\u003e\u003ca title=\"Q7 Bluetooth 5.0 Hi-Fi Amp\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-dac-q7-bluetooth-5-0-decoder-ak4493eq-i2s-qcc3003-low-latency-pcm2706-usb-ak4118-coaxial-optical-hi-fi-op275-amp-chip-24bit-192khz-digital-to-analog-converter?_pos=2\u0026amp;_sid=5edea0ed7\u0026amp;_ss=r\" target=\"_blank\"\u003eQ7 Bluetooth 5.0 Hi-Fi Amp\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan class=\"a-size-base\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-dac-converter-24-bit-192khz-optical-coaxial-usb-digital-to-analog-adapter-decoder-headphone-amplifier-mini-stereo-pre-amplifier-q5?_pos=1\u0026amp;_sid=7efbaa166\u0026amp;_ss=r\" title=\"Q5 Mini Headphone Amplifier\" target=\"_blank\"\u003eQ5 Mini Headphone Amplifier\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-q6-usb-hifi-dac-bluetooth-5-0-headphone-amplifier?_pos=1\u0026amp;_sid=25dd8299a\u0026amp;_ss=r\" title=\"Q6 USB HiFi DAC Headphone Amplifier\" target=\"_blank\"\u003eQ6 USB HiFi DAC Headphone Amplifier\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-dac-q7-bluetooth-5-0-decoder-ak4493eq-i2s-qcc3003-low-latency-pcm2706-usb-ak4118-coaxial-optical-hi-fi-op275-amp-chip-24bit-192khz-digital-to-analog-converter?_pos=2\u0026amp;_sid=5edea0ed7\u0026amp;_ss=r\" title=\"Q7 Bluetooth 5.0 Hi-Fi Amp\" target=\"_blank\"\u003eQ7 Bluetooth 5.0 Hi-Fi Amp\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":32852883505236,"sku":"Q4","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/Main_1.jpg?v=1751600174"},{"product_id":"remote-control-for-da2120c-bluetooth-dac-amplifier","title":"Fosi Audio Amplifier Remote Control","description":"\u003cp data-end=\"248\" data-start=\"45\"\u003e\u003cstrong data-end=\"64\" data-start=\"45\"\u003eBefore Purchasing:\u003c\/strong\u003e\u003cbr data-end=\"67\" data-start=\"64\"\u003ePlease check your old remote (DA2120C or DA2120A). If the \u003cstrong data-end=\"160\" data-start=\"137\"\u003epower button is red\u003c\/strong\u003e, this means it is the \u003cstrong data-end=\"198\" data-start=\"183\"\u003eold version\u003c\/strong\u003e, and it \u003cstrong data-end=\"225\" data-start=\"207\"\u003edoes not match\u003c\/strong\u003e the current \u003cstrong data-end=\"254\" data-start=\"238\"\u003eblack button\u003c\/strong\u003e version.\u003cbr data-end=\"266\" data-start=\"263\"\u003eOnly the \u003cstrong data-end=\"297\" data-start=\"275\"\u003eblack power button\u003c\/strong\u003e version is available now.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"414\" data-start=\"250\"\u003eIf you don’t see your remote model in the product options, please select\u003cstrong data-end=\"343\" data-start=\"323\"\u003e other remote\u003c\/strong\u003e and write a note with the \u003cstrong data-end=\"388\" data-start=\"370\"\u003emodel you need\u003c\/strong\u003e when you place the order.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"414\" data-start=\"250\"\u003eNote: Remote images are for reference only. Actual remote may vary by model.\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Remote For DA2120A\/DA2120C (New Version Only)","offer_id":42336965165286,"sku":"Remote for DA2120C","price":18.0,"currency_code":"USD","in_stock":false},{"title":"Remote For BT20A Max","offer_id":47455365824742,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For LC30","offer_id":45722368409830,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For ZD3","offer_id":47044719837414,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For BL20A","offer_id":47021553582310,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For MC331","offer_id":47021553647846,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For T10","offer_id":47021553680614,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For P4","offer_id":47237024743654,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For ZH3","offer_id":47237024776422,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Remote For ZP3","offer_id":47342567719142,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"Other Products Remote Controls","offer_id":45722369196262,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_3e900aab-fc39-4011-80d7-992b55cf62b5.jpg?v=1751600194"},{"product_id":"fosi-audio-bl20c-bluetooth-stereo-audio-receiver-amplifier-2-1-mini-hifi-class-d-amp-u-disk-player-for-passive-speaker-160w-x2","title":"Fosi Audio BL20C Bluetooth USB Stereo Amplifier","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBluetooth Amplifier, 2 Channel Amplifier2.1CH \u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/bluetooth-amplifier\" title=\"Bluetooth 5.0 Stereo Amplifier\" target=\"_blank\"\u003eBluetooth 5.0 Stereo Amplifier\u003c\/a\u003e. Features buttons to switch the previous\/next song. The Bass \u0026amp; Treble buttons are easy to use to meet your different needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eU-disk input for convenient and portable use. Audio Input: \u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/fosi-audio-custom-hi-fi-audition-lossless-music-usb-flash-drive-32g-for-bl20c-bt30e-and-bs-a1\" title=\"USB Flash Drive 32G\"\u003eU-disk\u003c\/a\u003e\/ Bluetooth\/ RCA. Audio Output: Powered Subwoofer + Passive Speakers. Support MP3\/WMA\/APE\/ FLAC\/WAV \u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/fosi-audio-custom-hi-fi-audition-lossless-music-usb-flash-drive-32g-for-bl20c-bt30e-and-bs-a1\" title=\"USB Flash Drive 32G\"\u003eU-disk\u003c\/a\u003e audio input, up to 32GB capacity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdopting classic TDA7498E chip to get clear and clarity sound without any audible noise even at high output. Advanced circuit design ensures Hi-Fi sound, compatible with iPhone\/Android, iPod, iPad, PC, Laptop, TV, DVD, etc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e160Watt x 2(DC19-35V, 98dB SNR, 0.05% THD), included high quality 24V\/4.5A power supply enough to drive most passive speakers and powered subwoofer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat you Get: BL20C \u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/bluetooth-amplifier\" title=\"Bluetooth amplifier\" target=\"_blank\"\u003eBluetooth amplifier\u003c\/a\u003e x1, User Manual x1, Power Adapter x1(Optional 24V or 32V), AC Cord x1, an 18-month worry-free warranty, and friendly customer service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio BL20C Bluetooth Stereo Audio Receiver Amplifier 2.1 Mini HiFi Class D Amp U-Disk Player For Passive Speaker 160W x2\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__1.jpg?v=1637202776\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio BL20C Bluetooth Stereo Audio Receiver Amplifier 2.1 Mini HiFi Class D Amp U-Disk Player\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__3.jpg?v=1637202776\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBL20C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput mode\u003c\/td\u003e\n\u003ctd\u003eU-disk\/Bluetooth\/RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput mode\u003c\/td\u003e\n\u003ctd\u003ePowered subwoofer+ Passive Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput priority\u003c\/td\u003e\n\u003ctd\u003eU-disk＞Bluetooth = RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0.05%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking voltage\u003c\/td\u003e\n\u003ctd\u003e19-35V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eU-disk\u003c\/td\u003e\n\u003ctd\u003eUSB 2.0, compatible with USB 3.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eU-disk capacity\u003c\/td\u003e\n\u003ctd\u003eMax 32GB, no more than 100MB per file\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport format\u003c\/td\u003e\n\u003ctd\u003eMP3\/WMA\/APE\/ FLAC\/WAV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax output power\u003c\/td\u003e\n\u003ctd\u003e160 Watt×2 + Any powered subwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio BL20C Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Supply\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca title=\"bl20c manual\" href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BL20C_2080234a-f6ce-4906-8d90-e30bbfbdb387.pdf?v=1638521494\" target=\"_blank\"\u003eBL20C User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\"\u003e\n\u003cstrong\u003e\u003cspan class=\"md-plain md-expand\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\"\u003e\n\u003cstrong\u003e\u003cspan class=\"md-plain md-expand\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\"\u003e\n\u003cstrong\u003e\u003cspan class=\"md-plain md-expand\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\"\u003e\n\u003cstrong\u003e\u003cspan class=\"md-plain md-expand\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\"\u003e\u003cstrong\u003e\u003cspan class=\"md-plain md-expand\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"display: flex; align-items: center; height: 20px;\"\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bl20a-bluetooth-tpa3116-sound-power-amplifier-100w-mini-hifi-audio-class-d-amp-bass-treble-with-u-disk-remote-control?_pos=9\u0026amp;_sid=11aa87eb2\u0026amp;_ss=r\" title=\"Fosi Audio BL20A 2.0 Channel Class D Bluetooth Amplifier TPA3116 100wattx x2\" style=\"color: #0189ff;\" target=\"_blank\"\u003eFosi Audio BL20A 2.0CH Power Amplifier TPA3116 100W x2\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/da2120c-bluetooth-5-0-stereo-2-1-channel-amplifier-receiver-dac-remote-control?_pos=2\u0026amp;_sid=a55c73b64\u0026amp;_ss=r\" title=\"Fosi Audio DA2120C Bluetooth Audio Amplifiers 2.1 Channel Stereo 120W x2 Power Amp with Coaxial and Optical\" target=\"_blank\"\u003eFosi Audio DA2120C Bluetooth Amplifier with Optical\/Coaxial\/USB Inputs\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/bt30d-bluetooth-5-0-2-1-channel-power-amplifier-with-bass-and-treble-control?_pos=1\u0026amp;_sid=9b8f12d23\u0026amp;_ss=r\" title=\"Fosi Audio BT30D 2.1 Channel Bluetooth Stereo Amplifier 50watts x2 + 100watts\" target=\"_blank\"\u003eFosi Audio BT30D 2.1 Channel Bluetooth Amplifier\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"BL20C+24V","offer_id":39449535021239,"sku":"BL20C-N+24V","price":89.99,"currency_code":"USD","in_stock":false},{"title":"BL20C+32V","offer_id":39449535054007,"sku":"BL20C-N+32V","price":99.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_915ba677-ae62-4a21-9764-244916765340.jpg?v=1751599723"},{"product_id":"fosi-audio-m01-bt-bluetooth-one-channel-mono-amplifier-for-home-speakers","title":"Fosi Audio M01-BT Bluetooth Subwoofer Mono Amp","description":"\u003cul\u003e\n\u003cli\u003eUpgraded Design: Add Bluetooth to a subwoofer amplifier. M01-BT support Bluetooth and RCA input can drive most home passive speakers, passive subwoofers, and powered subwoofers. (Note： M01-BT is not suitable for active speakers). Easy to build a simple sound system with M01-BT.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMini compact Class D Audio Amplifier. M01-BT SUB amp adopts ST Microelectronics TDA7498E high-performance chip, MAX power output up to 300Watts.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSwitch to PBTL(As a full frequency mono amp): You can use the banana plugs or bare wires to connect the passive subwoofer to the M01-BT, use the RCA cable to connect the powered subwoofer to the M01-BT.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSwitch to SUB(As a subwoofer amp): You can use the banana plugs or bare wires to connect the passive subwoofer to the M01-BT, use the RCA cable to connect the powered subwoofer to the M01-BT.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWhat you Get: M01-BT amplifier x1, Bluetooth antenna x1, User Manual x1, 24V\/4.5A Power Adapter x1, AC Cord x1, 18-month worry-free warranty, and friendly customer service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\n\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eM01-BT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMAX Power Output\u003c\/td\u003e\n\u003ctd\u003e300W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power Output\u003c\/td\u003e\n\u003ctd\u003eRMS220W@4Ω, RMS 110W@8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth + RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speaker + Powered Subwoofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBass Frequency Range\u003c\/td\u003e\n\u003ctd\u003e20-200Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0.05%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 102dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 0.2mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTDA7498E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e24-32V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eM01-BT Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Antenna\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32V 5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/M01_0225.pdf?v=1638177867\"\u003eM01 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"display: flex; align-items: center; height: 20px;\"\u003eCompare with similar items:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/subwoofer-amplifier-m02\" title=\"Fosi Audio M02 Subwoofer Amplifier 100W adopt TI TPA3116D2 Chip\" target=\"_blank\"\u003eM02 Subwoofer Amp 100W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/subwoofer-amplifier-m03-300watts-mono-amp-full-frequency-and-sub-bass-switchable-amplifier\" title=\"Fosi Audio M03 Subwoofer Amplifier adopt TI TPA3255 Chip 300W\" target=\"_blank\"\u003eM03 Subwoofer Amplifier 200W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"M04 Amplifier Subwoofer Amp 100W\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-mono-amplifier-subwoofer-amp-100w-with-bass-power-amplifier-for-home-passive-speaker?_pos=1\u0026amp;_sid=365b3180f\u0026amp;_ss=r\" target=\"_blank\"\u003eM04 Amplifier Subwoofer Amp 100W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":37690492911799,"sku":"M01-BT+32V","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_5b0fc0a7-ff6a-4573-a373-c521a9e02b9c.jpg?v=1751600331"},{"product_id":"fosi-audio-box-x1-phono-preamp-mm-turntable-preamplifer-with-3-5mm-aux-rca-output","title":"Fosi Audio BOX X1 MM Turntable Phono Preamp","description":"\u003cul\u003e\n\u003cli\u003eConverts Phono Signals: Compact ultra-low noise phono turntable preamp that converts phono signals to line-level signals with Low-noise integrated circuits and high-quality components to remove low-frequency noise to ensure clear sound quality. Designed with a grounding post to protect your turntable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eFeatures Power Switch \u0026amp; 3.5MM Headphone Output: The unique power switch button design is very convenient to use. You can enjoy high-quality music with headphones through the 3.5 mm headphone output. Note: RCA line output and AUX headphone output can be output simultaneously.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e3.5MM \/ RCA Output: BOX X1 supports MM turntable input, 3.5MM headphone output, and RCA line output for powered speakers. Note: You can connect a power amplifier through the 3.5MM or RCA output, then connect the passive speakers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eMM Phono Preamplifier \u0026amp; DC12V Power Adapter: Output Voltage Level: 2V max (P-P) at 10K Ohms, SNR: 70dB, THD: ≤0.08% @ 1kHz and 3mV, Frequency Response: Standard RIAA. Equipped with DC12V high-quality power supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eEasy quick setup for all MM (moving magnet) cartridges, Metal Aluminum case protects the unit from vibrations and electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cimg data-mce-fragment=\"1\" alt=\"Phono Preamp for Turntable with Volume Control Box X1\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/1_9e4799a0-f8ad-43d7-87ae-a5695566ec0a.jpg?v=1637654966\" data-mce-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/1_9e4799a0-f8ad-43d7-87ae-a5695566ec0a.jpg?v=1637654966\"\u003e\u003c\/div\u003e\n\u003cdiv data-mce-fragment=\"1\"\u003e\u003cimg data-mce-fragment=\"1\" alt=\"Phono Preamp for Turntable with Volume Control Box X1\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/2_737f42b9-b357-4c70-a42c-a28ecc6ebe33.jpg?v=1637654980\" data-mce-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/2_737f42b9-b357-4c70-a42c-a28ecc6ebe33.jpg?v=1637654980\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBOX X1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003e3.5MM headphone output + RCA output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eMM turntable input, Grounding post input, 12V DC input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eActive(powered) speakers, Headphone, Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eStandard RIAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0.08% @ 1kHz and 3mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e70dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e0.35lb\/161g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e3.94×0.98×2.17 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003eAC 100V - 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Level\u003c\/td\u003e\n\u003ctd\u003e2V max (P-P) at 10K Ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e12V 1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat's in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBox X1 Phono Preamp\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12V 1.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003ciframe width=\"480\" height=\"300\" src=\"https:\/\/www.youtube.com\/embed\/HTRZAD1WACE\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch3\u003eCompare with similar items:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-phono-preamp-for-turntable-preamplifier-mm-phonograph-preamplifier-with-gain-gear-mini-stereo-audio-hi-fi-pre-amplifier-for-record-player-with-dc-12v-power-box-x2?_pos=3\u0026amp;_sid=d6baad285\u0026amp;_ss=r\" title=\"Box X2 HiFi MM Phonograph Preamplifier\" data-mce-href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-phono-preamp-for-turntable-preamplifier-mm-phonograph-preamplifier-with-gain-gear-mini-stereo-audio-hi-fi-pre-amplifier-for-record-player-with-dc-12v-power-box-x2?_pos=3\u0026amp;_sid=d6baad285\u0026amp;_ss=r\" target=\"_blank\"\u003eBox X2 HiFi MM Phonograph Preamplifier\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-bluetooth-phono-preamp-for-turntable-phonograph-preamplifier-with-ge5654-vacuum-tube-amplifier-audio-hifi-box-x3-diy?_pos=1\u0026amp;_sid=11e8574bd\u0026amp;_ss=r\" title=\"Box X3 Bluetooth Phono Preamp\" data-mce-href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-bluetooth-phono-preamp-for-turntable-phonograph-preamplifier-with-ge5654-vacuum-tube-amplifier-audio-hifi-box-x3-diy?_pos=1\u0026amp;_sid=11e8574bd\u0026amp;_ss=r\" target=\"_blank\"\u003eBox X3 Bluetooth Phono Preamp\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":38034826723511,"sku":"BOXX1-MM","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/2_53266c06-03b8-4b31-baa5-887e8f77b279.jpg?v=1751599902"},{"product_id":"fosi-audio-ph04-headphone-amplifier-4-channel-metal-stereo-audio-amp-ultra-compact-portable-headphone-splitter-for-studio","title":"Fosi Audio PH04 4 Channel Headphone Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShare a Single Stereo Source: 4 channel amplifier features 4 independent stereo high-power amplifier sections with separate volume knobs for each of up to four outputs, which makes it possible for up to four people to monitor the mix for tracking, live uses and listen to the TV with earbuds while working out.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFor Studio and Stage Applications or more: Such an ultra-compact and portable design makes it very suitable for the studio or stage where multiple headphones are used at the same time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFantastic Stereo Quality: It is a mini headphone amplifier with 3.5mm (not 6.35mm)input\/output that contributes to the smoother connection of output and input, suitable for virtually all types of headphones, creating the highest Stereo audio Quality and eliminating the need for a 6.35 to 3.5mm adapter to connect the headphone power amplifier to the headphone.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnique Compact design with switch: It is convenient for you to turn on\/off the compact headphone power amplifier with a power switch anytime and anywhere, saving energy when enjoying high stereo audio quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat You G: Ultra low noise headphone amplifier*1,12V DC power adapter *1, Use manul*1, 18 Months Warranty for Fosi Audio Headphone amplifier. Please contact us at any time if you have any problems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio PH04 Headphone Amplifier 4 -Channel Metal Stereo Audio Amp Ultra-Compact Portable Headphone Splitter for Studio\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/1_134e5743-6a9c-427e-88dc-64bcd3722f22.jpg?v=1637638419\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio PH04 Headphone Amplifier 4 -Channel Metal Stereo Audio Amp Ultra-Compact Portable Headphone Splitter for Studio\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/2_cba46a91-7487-45fa-8221-6823215b6ebd.jpg?v=1637638434\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003ePH04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003e1\/8'' headphone, stereo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003e1\/8'' headphone, stereo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e100 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Impedance\u003c\/td\u003e\n\u003ctd\u003e80 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Input level\u003c\/td\u003e\n\u003ctd\u003e+15dBu\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Output level\u003c\/td\u003e\n\u003ctd\u003e 40mW in 100 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e103 x 57 x 43MM (4.06 x 2.24 x 1.69’’) includes knobs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Weight\u003c\/td\u003e\n\u003ctd\u003e175g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e12V 1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio PH04\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12V 1.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/PH04_User_Manual.pdf?v=1661569529\"\u003ePH04 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"480\" height=\"300\" src=\"https:\/\/www.youtube.com\/embed\/N9tZT7ZlFs0\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":39325400760503,"sku":"PH04+12V","price":32.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_2f607a1f-0376-416e-b627-744b05ff4118.jpg?v=1751600152"},{"product_id":"fosi-audio-12v-ac-100v-240v-50-60hz-converter-adapter-dc12v-eu-power-supply-dc-12v-1-5a-us-plug-5-5-x-2-5mm-for-power-amplifier","title":"Fosi Audio 12V 1.5A Plug 5.5 x 2.5mm Power Supply Adapter","description":"\u003cp\u003e\u003cstrong\u003eProduct Details:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlug specification: US Plug\/ EU Plug\u003c\/li\u003e\n\u003cli\u003eInput voltage: 100-240V\/AC 50\/60HZ\u003c\/li\u003e\n\u003cli\u003eOutput voltage: DC 12V\u003c\/li\u003e\n\u003cli\u003eOutput current: DC 12V1.5A\u003c\/li\u003e\n\u003cli\u003eLine length: about 1 metre\u003c\/li\u003e\n\u003cli\u003eOutput plug: DC 5.5*2.5MM\u003c\/li\u003e\n\u003cli\u003ePower supply scheme: IC scheme, 100% full power band protection function\u003c\/li\u003e\n\u003cli\u003eProtection Function: Short Circuit Overcurrent Overload Overvoltage Protection Function\u003c\/li\u003e\n\u003cli\u003eMaterial: New Electronic Components\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"12V-EU","offer_id":39608757452983,"sku":"12V-EU","price":15.99,"currency_code":"USD","in_stock":true},{"title":"12V-US","offer_id":39608757485751,"sku":"12V-US","price":15.99,"currency_code":"USD","in_stock":true},{"title":"12V-UK","offer_id":39608757518519,"sku":"12V-UK","price":15.99,"currency_code":"USD","in_stock":true},{"title":"12V-AU","offer_id":39608757551287,"sku":"12V-AU","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/12V1.5A_e990b54c-58a5-4a72-b818-2d1952e04e7c.jpg?v=1751598449"},{"product_id":"fosi-audio-bl20a-bluetooth-tpa3116-sound-power-amplifier-100w-mini-hifi-audio-class-d-amp-bass-treble-with-u-disk-remote-control","title":"Fosi Audio BL20A Bluetooth USB Power Amplifier","description":"\u003cdiv class=\"shogun-root\" data-shogun-id=\"649bdce3b7f3a000d9e65b99\" data-shogun-site-id=\"89aa6991-4f62-4901-a0bd-300d5662589a\" data-shogun-page-id=\"649bdce3b7f3a000d9e65b99\" data-shogun-page-version-id=\"649bdce3b7f3a000d9e65b98\" data-shogun-platform-type=\"shopify\" data-shogun-variant-id=\"649bdce3b7f3a000d9e65b9a\" data-region=\"main\"\u003e\n\u003cdiv id=\"s-0a195a70-b387-4911-9982-cf815bed1435\" class=\"shg-c\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFosi Audio BL20A is a powerful Bluetooth 5.0 HiFi \u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/2-1-channel-amplifier\" title=\"stereo amplifier\" target=\"_blank\"\u003estereo amplifier\u003c\/a\u003e with AUX pre-output, which can be used as a pre-amplifier. Design Treble \u0026amp; Bass control and remote control to meet your more needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe BL20A power amplifier supports AUX\/\u003ca href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/fosi-audio-custom-hi-fi-audition-lossless-music-usb-flash-drive-32g-for-bl20c-bt30e-and-bs-a1\" title=\"USB Flash Drive 32G\"\u003eU-Disk\u003c\/a\u003e\/Bluetooth input, suitable for most home passive speakers. Using two low-distortion TPA3116 high-performance chips to display ultra-high-definition sound quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLet's join the audiophile’s music journey with Fosi Audio BL20A Amp!\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBL20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTPA3116*2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e100W x 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth, AUX, U-disk\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003eSpeaker’s Output + 3.5MM AUX Pre-out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e15Hz-20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥92dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤500mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport Format\u003c\/td\u003e\n\u003ctd\u003eMP3\/WMA\/APE\/ FLAC\/WAV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eU-Disk Capacity\u003c\/td\u003e\n\u003ctd\u003eMAX 32GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmission Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 164ft\/50m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e3.54×4.72×1.18 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e0.71lb\/323g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBL20A Bluetooth Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Control\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Cord\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cp\u003eWe will send the correct plug type according to destination Country\u003c\/p\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e\u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BL20A_-0825.pdf?v=1638177265\"\u003e\u003c\/a\u003e\u003ca title=\"BL20A User Manual\" href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BL20A_-0825.pdf?v=1638177265\" target=\"_blank\"\u003eBL20A User Manual \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eYou can also check our \u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bl20c-bluetooth-stereo-audio-receiver-amplifier-2-1-mini-hifi-class-d-amp-u-disk-player-for-passive-speaker-160w-x2?_pos=1\u0026amp;_sid=3f6aa4591\u0026amp;_ss=r\" title=\"BL20C 160W x2 Bluetooth 2.1 CH Amplifier\" target=\"_blank\"\u003eBL20C 160W x2 Bluetooth 2.1 CH Amplifier\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":39819425775799,"sku":"BL20A+24V","price":69.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/BL20A_375a0079-a3d9-4197-a423-2ae4a6d6c97b.jpg?v=1751598455"},{"product_id":"fosi-audio-mono-amplifier-subwoofer-amp-100w-with-bass-power-amplifier-for-home-passive-speaker","title":"Fosi Audio M04 Subwoofer Power Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSmall but mighty! Fosi Audio M04 is a 100w mono-channel class D subwoofer amplifier, with a SUB\/PBTL switch you can select a subwoofer bass amplifier or full frequency mono amp, can be connected to an active\/passive subwoofer and passive speaker.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe power switch was integrated into volume control, we made it small but supply an in-wall or stand-alone subwoofer the power it needed so you can experience room-shaking low-frequency impact (bass) on movies and music soundtracks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__1_970x600_c7606a58-2cdf-4e5a-ac13-cc05d5f678b6.jpg?v=1637575270\" alt=\"Fosi Audio M04 Amplifier Subwoofer Amp 100W With Bass Power Amplifier For Home Passive Speaker\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__3_970x600_212ccacf-eb7c-4e2b-ad8f-2c28201eb2ba.jpg?v=1637575285\" alt=\"Fosi Audio M04 Amplifier Subwoofer Amp 100W With Bass Power Amplifier For Home Passive Speaker\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eInput Interface: RCA input\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutput Interface: speaker’s output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTHD: ≤ 0.02% (1KHz, 1W)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutput: passive subwoofer\/speaker\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Voltage Range: DC 12V - 24V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSNR: ≥ 102dB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTerminating Impedance: 2Ω - 8Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMax Power Output: 100watt @3Ω\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Sensitivity: 600MV\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNet weight: 175g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDimensions (H * W * D): 103 x 57 x 43MM (4.06 x 2.24 x 1.69’’) includes knobs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency Response Range: 20Hz-20KHz(±3db)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBass Frequency Range: 20Hz-200Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFosi Audio M04 Subwoofer\/Mono Amplifier x1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower Adaptor x1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAC cord x1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUser Manual x1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/M04_User_Manual.pdf?v=1714989126\"\u003eM04 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"display: flex; align-items: center; height: 20px;\"\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/tda7498e-subwoofer-amplifier-receiver-mini-hi-fi-class-d-professional-integrated-amp-for-sub-bass-shakers-220w-x-1-power-supply?_pos=1\u0026amp;_sid=d683ffe56\u0026amp;_ss=r\" title=\"fosi audio TP-02 tda7498e subwoofer amplifier 220watts\" target=\"_blank\"\u003eFosi Audio TP-02 TDA7498E Subwoofer Amplifier 220watts\u003c\/a\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"Fosi Audio M02 Subwoofer Amp 100W Mono Amplifier\" href=\"https:\/\/fosiaudioshop.com\/products\/subwoofer-amplifier-m02?_pos=1\u0026amp;_sid=492e8e562\u0026amp;_ss=r\" target=\"_blank\"\u003eFosi Audio M02 Subwoofer Amp 100W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/subwoofer-amplifier-m03-300watts-mono-amp-full-frequency-and-sub-bass-switchable-amplifier?_pos=1\u0026amp;_sid=fa177a22d\u0026amp;_ss=r\" title=\"Fosi Audio M03 Subwoofer Amplifier 200watts\" target=\"_blank\"\u003eFosi Audio M03 Subwoofer Amplifier 200W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"M04+19V","offer_id":39960092508343,"sku":"M04+19V","price":53.99,"currency_code":"USD","in_stock":true},{"title":"M04+24V","offer_id":39960092541111,"sku":"M04+24V","price":67.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_29515999-3df4-4df4-a6a5-e78842ecc905.jpg?v=1751598477"},{"product_id":"fosi-audio-v1-0b-power-amplifier-2-channel-stereo-audio-mini-hi-fi-class-d-integrated-tpa3116-amp-for-home-passive-speakers-50w-x-2-with-19v-4-74a-power-supply-black","title":"Fosi Audio V1.0 Mini Stereo Audio Amplifier","description":"\u003cul\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eAdopt TI TPA3116D2 chip to get clear and clarity sound, no pop, no audible noise, dead silent when nothing is playing through it.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003e50W X 2(4 ohms, 20Hz - 20kHz, 0.04% THD), best for bookshelf\/ computer\/ desktop speakers, can use Phone\/ MP3 player\/ DC\/ TV\/ Echo Dot as input.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eSimple compact design but practical and powerful, ship with power adapter and power cord, you can use directly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eHome Hi-Fi integrated amplifier, Exclusively designed for the customers who pursue HiFi sound.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eWhat You Get: V1.0B amplifier x1, power adapter x1, AC cord x1, user manual x1, 18-Month global warranty, and 24-Hour quick customer service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi Audio V1.0B Power Amplifier 2 Channel Stereo Audio Mini Hi-Fi Class D Integrated TPA3116 Amp for Home Passive Speakers 50W x 2\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__01_2ddaa0f1-945d-4c9e-b083-5633d1b0d3eb.jpg?v=1641366844\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi Audio V1.0B Power Amplifier 2 Channel Stereo Audio Mini Hi-Fi Class D Integrated TPA3116 Amp\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__02_763336e6-c280-4308-852a-cd6a3448f7df.jpg?v=1641366869\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eV1.0B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTPA3116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e50W x2@4Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.04%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 98dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 280mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.13 x 3.54 x 1.38 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e19V 4.74A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio V1.0B Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19V 4.74A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/V1.0_User_Manual.pdf?v=1627885409\" style=\"color: #0189ff;\"\u003eV1.0B User Manual \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eVideo\u003c\/h3\u003e\n\u003cp\u003e\u003ciframe title=\"Fosi Audio V1.0B Class D Mini Amplifier Unboxing\" src=\"https:\/\/www.youtube.com\/embed\/prSl4O0Ihs4\" height=\"608\" width=\"1080\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cspan style=\"font-size: 1.4em;\" data-mce-style=\"font-size: 1.4em;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h4\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":44243913834726,"sku":"V1.0B+19V","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_c02f2af3-2309-4407-8645-481ac10c8121.jpg?v=1751598503"},{"product_id":"phono-preamp-headphone-amplifier-with-jan-5654w-vacuum-tubes-for-mm-turntable-phonograph-preamplifier-for-record-player-with-volume-bass-treble-control-hi-fi-pre-amp-fosi-audio-box-x4","title":"Fosi Audio Box X4 MM Turntable Phono Preamplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli\u003e\n\u003cp\u003e2021 NEW MODEL: The updated version for BOX X2. Next-generation phono preamp for unrivaled sound quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cp\u003eMM Phono Preamplifier: The BOX X4 phono preamp supports 3.5MM AUX and MM turntable input, converting phono signals to Line Level signals with low-noise integrated circuits and high-quality components to remove low-frequency noise ensure clear sound quality. Designed with a grounding post to protect your turntable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cp\u003eTube Headphone Amplifier \u0026amp; Preamplifier: The BOX X4 is designed with a 3.5MM AUX headphone and RCA output, highly useful beyond imagination.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e\n\u003cp\u003eApplicable Vacuum Tube Model: \u003ca title=\"5654W\" href=\"https:\/\/fosiaudioshop.com\/collections\/other\/products\/tested-matched-pair-2-tubes-7-pin-ge-jan-5654w-fully-tested-vacuum-tubes-upgrade-for-6ak5-6j1-6j1p-ef95-ge-5654w-platinum-grade-pair\"\u003e5654W\u003c\/a\u003e\/6K4\/6J1\/6J4\/GE5654\/6AK5\/66*In vacuum tubes, etc. You can replace the vacuum tubes to DIY your stereo system. Different tubes with different sounds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat You Get: BOX X4 phono preamp, DC 12V power supply, user manual, our worry-free 24-month warranty, and friendly customer service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__2_970x600_861106ba-52ad-42b8-a691-8681e1492d7c.jpg?v=1637656233\" alt=\"Phono Preamp \u0026amp; Headphone Amplifier with JAN 5654W Vacuum Tubes for MM Turntable Phonograph Preamplifier for Record Player with Volume Bass Treble Control Hi-Fi Pre Amp Fosi Audio Box X4\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eBOX X4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable headphone types\u003c\/td\u003e\n\u003ctd\u003e16 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eMM turntable + 3.5mm AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003eRCA + 3.5mm headphone output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eActive(powered) speakers, Amplifier, Headphones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eStandard RIAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥ 70dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.72 x 3.97 x 1.37 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003eAC 110V - 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Level\u003c\/td\u003e\n\u003ctd\u003e1kHz and 650mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e12V 1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBOX X4 phono preamp\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVacuum Tubes\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC 12V power supply\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser's Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/BOX_X4_0621.pdf?v=1638177867\"\u003eBOX X4 User Manual\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":40449241645239,"sku":"Box X4","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1_23f71b08-8ab3-4646-a3da-62a869a3e11b.jpg?v=1751598525"},{"product_id":"wifi-bluetooth-5-0-amplifier-2-channel-stereo-amp-fosi-audio-t10","title":"Fosi Audio T10 WiFi \u0026 Bluetooth Amplifier","description":"\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cul\u003e\n\u003cli\u003eWireless stereo amplifier: Add wireless\/network streaming capability to your current speakers, home amplifiers, home stereo, or receiver.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSteady flow and high sound quality: Supports playback of lossless music files-MP3, APE, FLAC, WAV with Hi-Res audio. When streaming wirelessly, Bluetooth can reach up to 10 meters. With stream music over the network, Wifi can reach anywhere the signal covers.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMultiple Music Sources Protocols: Supports AirPlay, DLNA, TuneIn, iHeartRadio, Deezer, HIMALAYA, Tidal, Napster, Qobuz, and local playback. Also Other audio sources for local music, USB flash drive, NAS, and line inputs.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eApplication: Advanced circuit design with built-in speaker protection circuitry, best suited for your home bookshelf\/ceiling\/desktop\/speakers; recommended for home TV audio, computer audio system games, tower speakers, and garden speakers. If you have high knowledge in the audio field, the small and compact design is also suitable for car audio systems. You can enjoy high-quality music everywhere!\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMultiroom Control: Enables multiroom and multizone streaming through multiple devices connected to the same network and control with your phone.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio T10 WiFi \u0026amp; Bluetooth 5.0  Amplifier 2 Channel Stereo Amp Receiver Class D Amplifier, Home Amplifier for Speakers with spotify,airplay,Multiroom\/multizone Digital Audio Speaker Amp\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A2_900x600_f7c7efa5-8eab-4c10-935f-0281c206f9eb.jpg?v=1637207611\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio T10 WiFi \u0026amp; Bluetooth 5.0  Amplifier 2 Channel Stereo Amp Receiver Class D Amplifier, Home Amplifier for Speakers with spotify,airplay,Multiroom\/multizone Digital Audio Speaker Amp\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A1_970x600_35d37bf7-75a7-4bf4-873e-8bf3a5f8e3de.jpg?v=1637207611\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eT10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e100W +100W@3Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eWi-Fi + Bluetooth + U-Disk + AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers + PRE-OUT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz(±1dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.01%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 115dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmission Distance\u003c\/td\u003e\n\u003ctd\u003e32ft\/10M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Name\u003c\/td\u003e\n\u003ctd\u003eFosi Audio T10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWi-Fi Name\u003c\/td\u003e\n\u003ctd\u003eFosi Audio T10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e148mm (length) x 115mm (width) x 29mm (height)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio T10\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRemote Control\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAntenna\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V Power Supply\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/T10_-0924.pdf?v=1637806399\"\u003eT10 User Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003ch3\u003eVideo\u003c\/h3\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\" class=\"a-text-bold\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/ZOHMapxED_M\" height=\"300\" width=\"480\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":40594729992375,"sku":"T10-B+24V","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/1.jpg?v=1751598539"},{"product_id":"fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier","title":"Fosi Audio BT30D Pro 2.1 Channel Bluetooth Amp","description":"\u003cul\u003e\n\u003cli\u003e2.1 Channel Amplifier: The BT30D PRO integrated amplifier features two sets of passive speaker outputs and one set of passive subwoofer outputs, making it easy to set up a 2.1 home theater or other stereo HiFi audio systems.\u003cbr\u003eHigh Power with Exceptional Sound Quality:Equipped with two high-end Texas Instruments TPA3255 Class-D amplifier chips, the amplifier home audio delivers clear and pure sound without distortion or clipping, stably outputting up to 165W x 2 + 350W of power.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBass Beast: Whether you're a gamer, movie buff, or music lover, the subwoofer amplifier provides tight, smooth, and natural - sounding bass. It features two dedicated knobs for subwoofer control: the SUB FREQ knob allows precise frequency adjustment of passive subwoofers from 0 to 300 Hz, while the SUB VOL knob lets you set the desired volume level. This gives you full control over the bass output to suit your personal preferences and listening environment.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBluetooth 5.0 Connectivity: It maintains a stable connection and delivers clear audio over a range of up to 15 meters. This makes it perfect for enjoying your favorite tunes or audio content in outdoor areas such as your yard, terrace, or poolside, without worrying about signal drop-outs or interruptions.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExquisite Craftsmanship: This mini amplifier is meticulously crafted with a solid, all - metal body that ensures durability and longevity. The well-designed case, along with the high-quality controls and connectors, exudes a sense of premium build and attention to detail. The exquisite packaging further adds to the overall appeal and value of the bass amp.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIf you plan to use a 48V power supply, active cooling (such as a fan) is required to ensure stable operation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"BT30D PRO+32V\/5A","offer_id":44058845413606,"sku":"BT30DPRO+32V","price":109.99,"currency_code":"USD","in_stock":true},{"title":"BT30D PRO+48V\/5A","offer_id":45682891194598,"sku":"BT30DPRO+48V","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/BT30D_PRO.jpg?v=1751598559"},{"product_id":"fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier","title":"Fosi Audio TB10D Stereo Audio Amplifier","description":"\u003cul data-mce-fragment=\"1\" class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eIf you want to play your favorite songs entertainingly, a mini stereo amplifier is the best way to go. Fosi Audio TB10D is an analog input(RCA) Class-D audio amplifier that easy to install to build your home audio sound system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eMAX Power Output up to 600Watts. TB10D adopts TI TPA3255 high-performance Class-D power amplifier chip enabling true premium sound quality. TPA3255 features an advanced integrated feedback design and proprietary high-speed gate driver error correction (PurePath Ultra-HD). This technology allows ultra low distortion across the audio band and superior audio quality. The device is operated in AD-mode, and can drive up to 2 x 300 W into 4-Ω load at 10% THD and 2 x 150 W unclipped into 8-Ω load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eThe high-efficient 2.0CH 300Wx2 desktop power amplifier can drive almost home large passive bookshelf speakers ensuring top-notch sound quality and is compatible with most sound equipment such as computers, DVDs, CD players, PC, laptops, TV, etc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eMini classic simple design with bass, treble, and volume control. Replaceable Knobs: \u003ca data-mce-fragment=\"1\" href=\"https:\/\/fosiaudioshop.com\/products\/replaceable-orange-and-blue-knobs-for-the-bt20a-pro-amplifier\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/replaceable-orange-and-blue-knobs-for-the-bt20a-pro-amplifier\"\u003eORANGE KNOB\u003c\/a\u003e\u003cspan data-mce-fragment=\"1\"\u003e, \u003c\/span\u003e\u003ca data-mce-fragment=\"1\" href=\"https:\/\/fosiaudioshop.com\/products\/replaceable-orange-and-blue-knobs-for-the-bt20a-pro-amplifier\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/replaceable-orange-and-blue-knobs-for-the-bt20a-pro-amplifier\"\u003eGREY KNOB\u003c\/a\u003e. On the rear are banana plug connectors that can also accept a raw wire.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eWhat you Get: TB10D amplifier x1, User Manual x1, 32V\/5A Power Adapter x1(Note: You need a more powerful power supply to get the MAX 300W x2 power output, such as 48V\/10A. The plug of the power adapter will match the country of your delivery address), AC Cord x1, 24-month worry-free warranty, and friendly customer service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eTips: If you're in need of a Bluetooth amplifier, you can check out the \u003ca href=\"https:\/\/fosiaudioshop.com\/products\/bt20a-pro-2-channel-bluetooth-power-amplifier\" title=\"BT20A PRO\"\u003eBT20A PRO\u003c\/a\u003e. It also has the same chip and power output, with the added feature of a PRE-OUT. \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio TB10D A Small yet Powerful Class D Stereo Audio Amplifier 600W\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A.jpg?v=1653642508\" data-mce-style=\"float: none;\"\u003e\u003c\/h4\u003e\n\u003ch4 style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\n\u003cimg style=\"float: none;\" alt=\"Fosi Audio TB10D Power Supply Power Meter\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/TB10D_ae5dfafa-d1f1-4cf4-b92a-e2421cc1a854.jpg?v=1684750522\" data-mce-style=\"float: none;\"\u003e\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTB10D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e300Wx2 @4Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 40kHz (±2dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e≤ 600mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.3%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 90dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTPA3255\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003eDC18V -48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Weight\u003c\/td\u003e\n\u003ctd\u003e1.05kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e32V 5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio TB10D\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Cord\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e32V 5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/TB10D_Munal.pdf?v=1679586449\"\u003eUser’s Manual\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\" cid=\"n209\" mdtype=\"heading\"\u003eVideo\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"md-plain\" md-inline=\"plain\"\u003e\u003ciframe title=\"Can't Believe an Audio Company did This!  They totally redeemed themselves...\" src=\"https:\/\/www.youtube.com\/embed\/x6MSVFPUsdY\" height=\"720\" width=\"1280\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"md-end-block md-heading md-focus\" mdtype=\"heading\" cid=\"n198\"\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca style=\"color: #0189ff;\" href=\"https:\/\/fosiaudioshop.com\/products\/home-audio-amplifier-receiver-tb10a\" title=\"Fosi Audio TB10A 2 Channel HIFI Stereo Audio Amplifier 200W\" target=\"_blank\"\u003eFosi Audio TB10A 2 Channel Stereo Audio Amplifier 200W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca style=\"color: #0189ff;\" href=\"https:\/\/fosiaudioshop.com\/products\/bluetooth-amplifier-2-channel-stereo-amp-receiver-class-d-amplifier-for-home-audio-system-fosi-audio-bt20a-updated\" title=\"Fosi Audio BT20A Bluetooth Amplifier for Passive Speakers 200W\" target=\"_blank\"\u003eFosi Audio BT20A 2 Channel Bluetooth Amplifier 200W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca style=\"color: #0189ff;\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier\" title=\"Fosi Audio BT30D PRO 2.1CH Bluetooth Amplifier for Passive Speakers and Subwoofer\" target=\"_blank\"\u003eFosi Audio BT30D PRO 2.1CH Bluetooth Amplifier for Passive Speakers and Subwoofer\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":44058848723174,"sku":"TB10D+32V","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/1_aee03704-2f84-46b3-99b8-25b3fdb74472.jpg?v=1751600260"},{"product_id":"fosi-audio-t20x-bluetooth-5-0-tube-amplifier-200w","title":"Fosi Audio T20X Bluetooth Tube Amplifier Headphone","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003e2-in-1: Hifi Music Tube Bluetooth 5.0 Home Audio Receiver 2 Channel Amplifier and Headphone Amp. T20X can drive most home passive\/desktop speakers and 3.5MM headphones. Achieve Hifi music quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eBluetooth 5.0: Enjoy superior wireless audio experiences with Bluetooth 5.0 core. Faster transmission and more stable connection extended long range up to 50ft\/15m. Wirelessly stream audio anywhere you want.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eVacuum Tubes: T20X is equipped with JAN 5654W Vacuum Tubes to get more warm sound. Applicable vacuum tubes model: 6K4\/6J1\/6A2\/6J4\/GE5654\/6AK5\/66*In vacuum tubes, etc. You can replace the vacuum tubes to DIY your stereo system. Different tube with different sound.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eProduct Parameters: MAX Power Output: 100W x2@4Ω, Terminating Impedance: 4-8Ω, THD: ≤0.05%, SNR: ≥ 105dB, Amplifier Chip: TPA3221, Frequency Range: 20Hz-20kHz(±1dB).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cp\u003eWhat you Get: T20X amplifier x1, Bluetooth antenna x1, 5654W Vacuum tubes x2, User Manual x1, 24V\/4.5A Power Adapter x1, AC Cord x1, 24-month worry-free warranty, and friendly customer service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"fosi audio T20X bluetooth tube headphone amplifier\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__01_f522462a-f1c1-47ec-b7c8-1a0e960d89f8.jpg?v=1653636436\" data-mce-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__01_f522462a-f1c1-47ec-b7c8-1a0e960d89f8.jpg?v=1653636436\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"fosi audio T20X bluetooth tube heaphone amplifier\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__04_e9ea3bba-c26c-4423-b84d-cda4ed9c80b9.jpg?v=1653636446\" data-mce-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/A__04_e9ea3bba-c26c-4423-b84d-cda4ed9c80b9.jpg?v=1653636446\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eT20X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip Set\u003c\/td\u003e\n\u003ctd\u003eTPA3221\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e100W x2@4Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e2Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth + RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers + Headphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz - 20kHz (±1 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤ 0.05%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 105dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmission Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 28 Ft(10m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Name\u003c\/td\u003e\n\u003ctd\u003eFosi Audio T20X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e5.40 x 4.80 x 1.35 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Weight\u003c\/td\u003e\n\u003ctd\u003e479.8g±10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC Input Range\u003c\/td\u003e\n\u003ctd\u003e19-30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24V 4.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio T20X Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Antenna\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVaccum Tubes\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V 4.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\" data-mce-style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg style=\"width: 30px; height: 30px;\" alt=\"Download\" src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" data-mce-style=\"width: 30px; height: 30px;\" data-mce-src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\"\u003e \u003ca style=\"color: #0189ff;\" href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/T20X_Manual.pdf?v=1652754983\" data-mce-style=\"color: #0189ff;\" data-mce-href=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/T20X_Manual.pdf?v=1652754983\"\u003eFosi Audio T20X User Manual \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eCompare with similar items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/t20-bluetooth-tube-amplifier-stereo-receiver-2-channel-class-d-digital-mini-hi-fi-power-amp\" title=\"Fosi Audio T20 Tube Amplifier Headphone Supports aptX 50watts x2\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/t20-bluetooth-tube-amplifier-stereo-receiver-2-channel-class-d-digital-mini-hi-fi-power-amp\" target=\"_blank\"\u003eFosi Audio T20 Tube Bluetooth Amplifier Headphone 50W x2\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"Fosi Audio BT30D PRO 2.1 Channel Amplifier for Passive Speakers and Subwoofers Large Power\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier\" target=\"_blank\"\u003eFosi Audio BT30D PRO 2.1 Channel Amplifier 120W x2 + 300W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca title=\"Fosi Audio BT20A Mini HIFI Bluetooth Stereo Audio Amplifier for Home Theater\" href=\"https:\/\/fosiaudioshop.com\/products\/bluetooth-amplifier-2-channel-stereo-amp-receiver-class-d-amplifier-for-home-audio-system-fosi-audio-bt20a-updated\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/bluetooth-amplifier-2-channel-stereo-amp-receiver-class-d-amplifier-for-home-audio-system-fosi-audio-bt20a-updated\" target=\"_blank\"\u003eFosi Audio BT20A 2 Channel Stereo Bluetooth Amplifier 200W\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\" data-mce-style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":42952290271462,"sku":"T20X-24V","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_78fee2b9-f876-44c8-9d2d-8ab40db37860.jpg?v=1751598584"},{"product_id":"fosi-audio-t3-bluetooth-5-0-hybrid-stereo-tube-amplifier","title":"Fosi Audio T3 Bluetooth Hybrid Stereo Tube Amp","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eFosi Audio T3 is a Hi-Fi Bluetooth 5.0 stereo tube amplifier that offers a warm and natural sound quality, superb audio fidelity, and efficiency. You can build a 2.1CH home sound system to hook 2 passive speakers+1 powered subwoofer through T3 to get hifi music enjoyment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTube Headphone Amplifier. T3 can drive most headphones to deliver a colossal sound stage and effortless dynamic range. Clearer sound performance in all audio ranges - base, mid-range, and treble.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExclusive Design. T3 features Bluetooth\/RCA input, volume\/bass\/treble control, passive speakers\/active subwoofer\/headphone output, ease to set up, and fits most home stereo systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eReal audiophile sound. T3 is equipped with 6F2 tubes to get warmth sound and with class D efficiency. A better listening experience from your speakers and headphones.\/li\u0026gt;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWhat you Get: T3 amplifier x1, Bluetooth antenna x1, 6F2 Vacuum tubes x2, Power Cable x1, User Manual x1, 24-month worry-free warranty, and friendly customer service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Fosi Audio T3 Hybrid Stereo Tube Amplifier\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__01_2f1aa507-51a7-435e-86d7-d1a765ebbc11.jpg?v=1660207102\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg alt=\"Fosi Audio T3 Hybrid Stereo Tube Amplifier\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/A__11_e0ecc933-2377-4943-8e16-4aaba7302a12.jpg?v=1660207151\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eT3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Output Power\u003c\/td\u003e\n\u003ctd\u003e50W x2@4Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphones Output\u003c\/td\u003e\n\u003ctd\u003e16-300Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e4Ω-8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eBluetooth, AUX1, AUX2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003ePassive Speakers, Active Subwoofer, Headphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e45Hz-20KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥ 86dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Sensitivity\u003c\/td\u003e\n\u003ctd\u003e300mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Transmission Distance\u003c\/td\u003e\n\u003ctd\u003eUp to 28 Ft(10m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Name\u003c\/td\u003e\n\u003ctd\u003eFosi Audio T3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e230 x 150 x 70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWork Voltage\u003c\/td\u003e\n\u003ctd\u003eAC 110V - 240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio T3 Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Antenna\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eECF80 Vacuum tubes\u003c\/td\u003e\n\u003ctd\u003ex 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":43217780506854,"sku":"T3","price":79.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/001_6a36b904-9481-4d7f-923c-debcc0352e65.jpg?v=1751598605"},{"product_id":"fosi-audio-ds1-headphone-amps-supports-dsd512-with-3-5mm-4-4mm-outputs","title":"Fosi Audio DS1 Dongle DAC Headphone Amplifier","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\" data-mce-fragment=\"1\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eSmall USB DAC headphone amplifier with optimized HiFi audio architecture ensures High-Resolution sound quality. The portable USB DAC DS1 is compatible with various systems like Android\/iOS\/Windows\/Mac, compatible with the latest devices: phones\/computers\/tablets\/laptops\/audio players, etc. Wonderfully versatile when commuting in the home, office, or gaming.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eDS1 adopts ESS Technology ES9038Q2M DAC Chips supporting DSD 512 and 32Bit\/768kHz PCM, features best-in-class specifications, and high-power outputs capable of supporting the most demanding of headphones with impedance above 200Ω.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eLow Noise Floor Clean Sound for True High-Fidelity. DS1 features abundant power with a high signal-to-noise ratio, low distortion, and almost 0 noise.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e3.5MM+4.4MM Dual Headphone Outputs are both Powerful enough to easily drive most headphones. The traditional 3.5mm single-ended headphone output is widely compatible with most headphones, and a 4.4mm balanced headphone output for a more detailed audio experience. Specifications: THD+N\u0026lt;0.0006%, output power up to 220mw, SNR\u0026gt;120dB, Noise\u0026lt;1.6UV.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eWhat You Get: DS1 USB DAC Headphone Amp x1, Type-C to Type-C cable x1, USB-A to USB-C Converter x1, user manual x1, our worry-free 24-month warranty, and friendly customer service. NOTE: The new version of the DS1 headphone amp optimized the volume control which is independently controlled from the audio source device.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-fragment=\"1\" data-mce-style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/DS1_84fc7f2d-469d-4b22-9e10-4203eab49a33_1024x1024.jpg?v=1698650424\" alt=\"DS1\" style=\"float: none;\" data-mce-fragment=\"1\" data-mce-style=\"float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/DS1_84fc7f2d-469d-4b22-9e10-4203eab49a33_1024x1024.jpg?v=1698650424\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/DS1-1_1024x1024.jpg?v=1698650456\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eDS1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003e120mW(SE); 220mW(BAL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminating Impedance\u003c\/td\u003e\n\u003ctd\u003e16-300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Mode\u003c\/td\u003e\n\u003ctd\u003eUSB Type C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Mode\u003c\/td\u003e\n\u003ctd\u003e3.5MM + 4.4MM Headphone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz (±0.5dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e0.0006%(32Ω SE); 0.001%(32Ω BAL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥120 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling Rate\u003c\/td\u003e\n\u003ctd\u003e32bit\/768kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDSD\u003c\/td\u003e\n\u003ctd\u003eDSD64\/128\/256\/512\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDAC Chipset\u003c\/td\u003e\n\u003ctd\u003eES9038Q2M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eTin Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Weight\u003c\/td\u003e\n\u003ctd\u003e38g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFosi Audio DS1\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType-C to Type-C cable\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB-A to USB-C Converter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopifycdn.net\/s\/files\/1\/2251\/7913\/files\/7.jpg?v=1638263331\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/DS1_User_Manual.pdf?v=1714989770\" style=\"color: #0189ff;\"\u003eDS1 User Manual \u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":43266288976102,"sku":"DS1","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_495a18c8-6559-4481-85ff-262a03460771.jpg?v=1751600003"},{"product_id":"fosi-audio-k5-pro-mini-stereo-gaming-dac-audio-for-pc","title":"Fosi Audio K5 Pro Gaming DAC Headphone Amplifier","description":"\u003cul\u003e\n\u003cli\u003eThe upgraded version for Fosi Audio Q4 adds microphone function, K5 Pro headphone DAC amp combo, next-generation audio converter with unrivaled internals, more outstanding performance, and richer audio details. Born for Gaming. K5 Pro stereo DAC headphone amplifier is perfect for your home gaming system, equivalent to an external sound card, suitable for PS5\/Computers\/PC\/MAC\/Nintendo Switch\/active speakers, etc;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003eK5 Pro USB DAC converts USB Type C\/Optical\/Coaxial signals to 3.5MM AUX and RCA signals with low distortion and great dynamic range. Unique design: 2-in-1 USB Type C interface charging port and audio input means K5 Pro is compatible with your phones. RCA output can be connected to an amplifier or powered speakers on your desktop. 3.5 MM AUX and microphone interface can drive 16 Ohm to 300 Ohm headphones;\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eK5 Pro headphone DAC adopts the Texas Instruments NE5532 op-amp chip. The circuit design implementing this DAC has been optimized for a low-noise floor and clean sound. Compared to the last generation Q4, K5 Pro has noticeably improved on overall sound quality, so you can get immersed in your music even more easily;\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProduct Specifications: K5 Pro with master volume\/bass\/treble control and input mode switch. USB Type C\/Optical\/Coaxial sampling rate: up to 24 bit\/192 kHz, THD ≤0.003%, SNR ≥110dB. Output power: 1000mw@16Ω, 500mw@32Ω, 300mw@64Ω, 150mw@128Ω, 80mw@300Ω;\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWhat You Get: K5 Pro headphone DAC amp x1, 3.5MM headphone splitter x1, 2-in-1 USB Type A\/C to Type C cable x1, User Manual x1, Optical Cable x1, our worry-free 24-month warranty, and friendly customer service.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":44189495328998,"sku":"K5 Pro","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/K5PRO_90c5d510-0d80-4c07-bd7a-bd08b6c5499f.jpg?v=1751598630"},{"product_id":"power-supply-adapter-48v-5a-10a","title":"Fosi Audio 48V 5A \u0026 10A Power Supply Unit","description":"\u003cul\u003e\n\u003cli\u003eThe 48V 5A 10A power adapter supply is specifically designed for use with amplifiers and is ideal for providing reliable power to Fosi Audio amplifiers, such as BT20A Pro, TB10D, ZA3, and V3 amplifiers.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProvides a stable and reliable output voltage of 48V for powering your device. Capable of delivering up to 5A\/10A of current, making it suitable for high-power applications.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eManufactured with high-quality materials, ensuring long-term durability and reliability.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncorporates several safety features, including overcurrent protection and overvoltage protection, to ensure safe operation.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe compact and lightweight design allows for easy portability and uses in tight spaces. It can be used in a range of settings, including home, office, or industrial environments.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"48V 10A","offer_id":44367807676646,"sku":"48V10A","price":109.99,"currency_code":"USD","in_stock":true},{"title":"48V 5A","offer_id":44367807643878,"sku":"48V5A","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/48V_531e1686-9f78-4599-b443-c642ece2f5bf.jpg?v=1751598661"},{"product_id":"bt20a-pro-2-channel-bluetooth-power-amplifier","title":"Fosi Audio BT20A Pro Bluetooth Stereo Power Amp","description":"\u003cul style=\"width: 95%; margin: 0 auto;\"\u003e\n\u003cli\u003e300 Watts x2 Power Output: Provided by the TI TPA3255 chip which features an advanced feedback design and proprietary high-speed gate driver error correction. In addition to excellent audio performance, TPA3255 achieves both high power efficiency and very low power stage idle losses below 2.5W.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh Efficiency: A significant upgrade from the BT20A amplifier. There're two plug-ins NE5532 Op-Amps can be replaced by \u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"color: #ff8000;\"\u003e\u003ca data-mce-fragment=\"1\" style=\"color: #ff8000;\" href=\"https:\/\/fosiaudioshop.com\/products\/op-amp-chip-muses02-opa2604ap-opa2134pa\" title=\"MUSES02\"\u003eSS3602\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan style=\"color: #ff8000;\"\u003e\u003ca style=\"color: #ff8000;\" href=\"https:\/\/fosiaudioshop.com\/products\/op-amp-chip-muses02-opa2604ap-opa2134pa\" title=\"MUSES02\"\u003eMUSES02\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e,  \u003cstrong\u003e\u003cspan style=\"color: #ff8000;\"\u003e\u003ca style=\"color: #ff8000;\" title=\"OPA2134PA\" href=\"https:\/\/fosiaudioshop.com\/products\/op-amp-chip-muses02-opa2604ap-opa2134pa\"\u003eOPA2134PA\u003c\/a\u003e \u003c\/span\u003e\u003c\/strong\u003eOp-Amps, etc. To create a different sound quality. SNR≥108dB; THD≤0.005%.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUpgraded Bluetooth 5.0 connectivity: By pressing and holding the volume control for five seconds, the Bluetooth pair can be cleared. In addition, it has a Bluetooth memory function, so it can be easily paired the next time. It also receives an alert tone.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSound Control: With its unique design, the BT20A Pro amplifier for home audio has a wide range of bass and treble controls. Alternatively, you can turn the treble and bass effects to a middle point to listen to the original sound without effects.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWhat you Get: BT20A Pro Power Amplifier x1(The plug of the power adapter will match the country of your delivery address), Bluetooth Antenna x1, 32V 5A Power Adapter x1, AC Cord x1, User Manual x1, our worry-free 24-month warranty, and friendly customer service.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTips: If you don't require a Bluetooth amplifier as much, you can consider the \u003cspan style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?\" title=\"TB10D\" style=\"color: #ff8000;\"\u003e\u003cstrong\u003eTB10D\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e. It has the same chip and power output, but at a more affordable price!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Blue \/ 32V 5A","offer_id":45627504918758,"sku":"BT20APRO-B+32V","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 48V 5A","offer_id":43723551506662,"sku":"BT20APRO-B+48V","price":119.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 48V 5A GaN","offer_id":43723551539430,"sku":"BT20APRO-B+48VGaN","price":149.99,"currency_code":"USD","in_stock":true},{"title":"Blue \/ With No Power Supply","offer_id":45627504885990,"sku":"BT20APRO-B","price":79.99,"currency_code":"USD","in_stock":true},{"title":"Gray \/ 32V 5A","offer_id":46048805126374,"sku":"BT20APRO-G+32V","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Gray \/ 48V 5A","offer_id":46048805159142,"sku":"BT20APRO-G+48V","price":119.99,"currency_code":"USD","in_stock":true},{"title":"Gray \/ 48V 5A GaN","offer_id":46048805191910,"sku":"BT20APRO-G+48VGaN","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/BT20A_PRO.jpg?v=1751598685"},{"product_id":"op-amp-chip-muses02-opa2604ap-opa2134pa","title":"SparkoS Labs SS3602, Burson V7, OPA2134PA","description":"\u003cp\u003eThe High Quality Operational Amplifier Chip Burson V7, \u003cspan class=\"Polaris-Thumbnail Polaris-Thumbnail--sizeMedium\"\u003e\u003c\/span\u003eSparkoS Labs SS3602 and OPA2134PA can replace the \u003ca href=\"https:\/\/fosiaudio.com\/products\/fosi-audio-za3-balanced-dual-mode-class-d-amplifier\" title=\"ZA3\"\u003e\u003cstrong\u003eZA3\u003c\/strong\u003e\u003c\/a\u003e, \u003ca title=\"BT20A PRO\" href=\"https:\/\/fosiaudioshop.com\/products\/bt20a-pro-2-channel-bluetooth-power-amplifier\"\u003e\u003cstrong\u003eBT20A PRO,\u003c\/strong\u003e \u003c\/a\u003eand\u003cstrong\u003e\u003ca title=\"V3\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-v3-300w-x2-2-0-channel-hi-fi-stereo-audio-amplifier-with-tpa3255-chip\"\u003e V3's \u003c\/a\u003e\u003c\/strong\u003eoperational amplifiers and can create different sound quality, providing you with a versatile Hi-Fi listening experience. \u003cbr\u003e\u003cimg data-mce-fragment=\"1\" alt=\"SS3602\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/ss3602_a0e4d7eb-86da-4778-9cd1-124cd8254ea6_1024x1024.jpg?v=1691027361\"\u003e\u003c\/p\u003e\n\u003cdiv class=\"Polaris-BlockStack\"\u003e\n\u003cdiv class=\"_mediumDropZone_9are8_13\"\u003e\n\u003cdiv class=\"Polaris-Labelled--hidden\"\u003e\n\u003cdiv class=\"Polaris-DropZone Polaris-DropZone--noOutline Polaris-DropZone--sizeSmall\" aria-disabled=\"false\"\u003e\n\u003cdiv class=\"Polaris-DropZone__Container\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"SparkoS SS3602+DIP SOCKET-1PCS","offer_id":45366780035302,"sku":"SS3602","price":85.99,"currency_code":"USD","in_stock":true},{"title":"SparkoS SS3602+DIP SOCKET-2PCS","offer_id":43849570320614,"sku":"SS3602-2Pack","price":163.99,"currency_code":"USD","in_stock":true},{"title":"Burson V7C-2PCS","offer_id":45495627055334,"sku":"Y.DZ.08.000152","price":169.99,"currency_code":"USD","in_stock":true},{"title":"Burson V7V-2PCS","offer_id":45495627088102,"sku":"Y.DZ.08.000153","price":169.99,"currency_code":"USD","in_stock":true},{"title":"MUSES02-2PCS","offer_id":47038691639526,"sku":"MUSES02","price":52.99,"currency_code":"USD","in_stock":true},{"title":"OPA2134PA-2PCS","offer_id":43738071924966,"sku":"OPA2134PA","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/ss3602.jpg?v=1751598733"},{"product_id":"replaceable-orange-and-grey-knobs-for-the-bt20a-pro-amplifier","title":"Fosi Audio Replaceable Orange \u0026 Grey Knob","description":"\u003cp\u003eThe \u003ca data-mce-fragment=\"1\" style=\"color: #ff8000;\" title=\"BT20A\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eBT20A\u003c\/strong\u003e\u003c\/a\u003e, \u003cspan style=\"color: #ff8000;\" data-mce-style=\"color: #ff8000;\"\u003e\u003cstrong\u003e\u003ca style=\"color: #ff8000;\" title=\"BT20A PRO\" href=\"https:\/\/fosiaudioshop.com\/products\/bt20a-pro-2-channel-bluetooth-power-amplifier\" data-mce-style=\"color: #ff8000;\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/bt20a-pro-2-channel-bluetooth-power-amplifier\"\u003eBT20A PRO\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e, \u003cstrong data-mce-fragment=\"1\" style=\"color: #ff8000;\" data-mce-style=\"color: #ff8000;\"\u003e\u003cspan style=\"color: #ff8000;\" data-mce-style=\"color: #ff8000;\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/bt30d-bluetooth-5-0-2-1-channel-power-amplifier-with-bass-and-treble-control?_pos=2\u0026amp;_sid=e658fc832\u0026amp;_ss=r\" title=\"BT30D\" style=\"color: #ff8000;\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/bt30d-bluetooth-5-0-2-1-channel-power-amplifier-with-bass-and-treble-control?_pos=2\u0026amp;_sid=e658fc832\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\"\u003eBT30D\u003c\/a\u003e\u003c\/span\u003e\u003ca data-mce-fragment=\"1\" title=\"TB10D\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\"\u003e\u003c\/a\u003e\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e, \u003c\/span\u003e\u003cspan style=\"color: #ff8000;\" data-mce-style=\"color: #ff8000;\"\u003e\u003ca style=\"color: #ff8000;\" title=\"BT30D PRO\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier?_pos=1\u0026amp;_sid=60e7cd121\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-bt30d-pro-bluetooth-5-0-2-1-channel-540w-power-amplifier?_pos=1\u0026amp;_sid=60e7cd121\u0026amp;_ss=r\"\u003e\u003cstrong\u003eBT30D PRO\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e, and \u003ca data-mce-fragment=\"1\" style=\"color: #ff8000;\" title=\"TB10D\" href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eTB10D\u003c\/strong\u003e\u003c\/a\u003e amplifiers are equipped with replaceable orange and grey knobs. Customization of the amplifier's appearance, making it easier for users to tailor their setup to their individual preferences.\u003cbr\u003e\u003cbr\u003eTo replace the knobs, just need a cloth with friction, simply grasp the existing knob firmly and pull it straight off the shaft. Then, align the new knob onto the shaft and press it firmly in place. Make sure that the new knob is securely attached before use.\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Orange Knob","offer_id":43742957207782,"sku":"BT20APro-Knob-Orange","price":9.99,"currency_code":"USD","in_stock":true},{"title":"Grey Knob","offer_id":43742957240550,"sku":"BT20APro-Knob-Gray","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/products\/6c082ad2af738abfc9ba06b93260e192.jpg?v=1751598770"},{"product_id":"hi-fi-speaker-cable-wire-with-gold-plated-banana-tip-plugs-1-8m","title":"Fosi Audio Oxygen-Free Copper Speaker Cables（2 Pairs）","description":"\u003cul\u003e\n\u003cli\u003eMaterial: Made of 14AWG oxygen-free copper audio cable, ensuring high-fidelity sound.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePlugs: Precision CNC machined, solid copper gold-plated banana plugs for enhanced electrical conductivity.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatibility: Perfectly compatible with Fosi Audio amplifiers, providing stable connections.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesign: With a durable multi-braided construction, it can withstand years of use.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUser Experience: Easy to use and offering secure connections to bring a pure audio experience.\u003c\/li\u003e\n\u003cli\u003ePackage Includes: Two Speaker Cables with 8 Banana Plugs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"1.8M","offer_id":45585880514790,"sku":"ZH01-LBX","price":29.99,"currency_code":"USD","in_stock":true},{"title":"0.3M","offer_id":45585880547558,"sku":"ZH02-LBX","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_75e0c6f7-dbe5-45d8-a57d-3c15e0393992.jpg?v=1751599825"},{"product_id":"fosi-audio-v3-300w-x2-2-0-channel-hi-fi-stereo-audio-amplifier-with-tpa3255-chip","title":"Fosi Audio V3 Mini Stereo Amplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e300 Watts x2 Power Output\u003c\/strong\u003e:\u003cstrong\u003e \u003ca title=\"V3\" href=\"https:\/\/fosiaudio.com\/pages\/2-channel-amplifier-v3\"\u003eFosi Audio V3\u003c\/a\u003e\u003c\/strong\u003e is a mini HiFi class-D power amplifier that delivers a maximum power output of 600W into two channels, ensuring a powerful and high-fidelity audio experience.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInnovative Cooling System Design\u003c\/strong\u003e: Fosi Audio has made significant breakthroughs in the thermal design of the V3 amplifier. There are vents on the top and bottom of the case, and the chip heatsink is attached to the case to realize the whole-body heatsink design, enhancing air circulation and heat dissipation. Its special design allows for extended usage without compromising performance or causing any detrimental effects.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHi-End Sound Quality\u003c\/strong\u003e: With Texas Instruments' TPA3255 Class-D power amplifier chip,the V3 amplifier achieves exceptional power efficiency. With audiophile-grade materials, such as Sumida professional audio inductors, NCC high-capacity filter capacitors, German WIMA Output Capacitors, Japanese ELNA Capacitors, etc. Those high-quality components allow V3 to maintain very high stability even under high-power working conditions. With the \u003ca title=\"v3\" href=\"https:\/\/fosiaudio.com\/pages\/2-channel-amplifier-v3\"\u003e\u003cstrong\u003eV3\u003c\/strong\u003e\u003c\/a\u003e, you can truly have an almost distortion-free music playback experience.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnjoy Linear Volume Control:\u003c\/strong\u003e Built-in logarithmic Taper A Pot, the V3 amplifier is specifically crafted to meet the demands of audiophiles, Manage the audio volume in a much finer way suitable for human ear, providing an immersive and pure sound enjoyment. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomizable Sound Signature\u003c\/strong\u003e: The V3 amplifier features replaceable op-amp chips, there're two plug-ins NE5532 Op-Amps can be replaced by \u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #ff8000;\" data-mce-fragment=\"1\"\u003e\u003ca title=\"MUSES02\" href=\"https:\/\/fosiaudioshop.com\/products\/op-amp-chip-muses02-opa2604ap-opa2134pa\" style=\"color: #ff8000;\" data-mce-fragment=\"1\"\u003eSS3602, MUSES02,\u003c\/a\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #ff8000;\" data-mce-fragment=\"1\"\u003e\u003ca href=\"https:\/\/fosiaudioshop.com\/products\/op-amp-chip-muses02-opa2604ap-opa2134pa\" title=\"OPA2134PA\" style=\"color: #ff8000;\" data-mce-fragment=\"1\"\u003eOPA2134PA\u003c\/a\u003e \u003c\/span\u003e\u003c\/strong\u003eOp-Amps etc.enabling users to experiment and achieve their preferred sound signature by swapping different op-amp chips.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and Versatile\u003c\/strong\u003e: Despite its compact size, the V3 amplifier has the capability to drive passive speakers effectively, making it a versatile choice to turntable amplifiers, CD player, and DVD for creating a complete HiFi system.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat you Get\u003c\/strong\u003e: V3 Power Amplifier x1, Power Adapter x1 (The plug of the power adapter will match the country of your delivery address), User Manual x1, our worry-free 24-month warranty, and friendly customer service.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"32V 5A Power Supply","offer_id":43786709958886,"sku":"V3+32V","price":89.99,"currency_code":"USD","in_stock":true},{"title":"48V 5A Power Supply","offer_id":43786710057190,"sku":"V3+48V","price":109.99,"currency_code":"USD","in_stock":true},{"title":"GaN 48V 5A Power Supply","offer_id":44041609674982,"sku":"V3-48VGAN","price":139.99,"currency_code":"USD","in_stock":true},{"title":"V3-No power supply","offer_id":45627524317414,"sku":"V3","price":69.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/V3_8696d086-d945-41f4-a75c-70ace87b48fc.jpg?v=1751600231"},{"product_id":"replaceable-orange-knob-for-the-v3-amplifier","title":"Fosi Audio Replaceable Orange \u0026 Black Knob","description":"\u003cp\u003eThe \u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" title=\"BT20A\" style=\"color: #ff8000;\" data-mce-fragment=\"1\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eV3, ZA3\u003c\/strong\u003e\u003c\/a\u003e amplifiers are equipped with replaceable knobs. Customization of the amplifier's appearance, makes it easier for users to tailor their setup to their individual preferences.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr data-mce-fragment=\"1\"\u003eTo replace the knobs, Just need a cloth with friction, simply grasp the existing knob firmly and pull it straight off the shaft. Then, align the new knob onto the shaft and press it firmly in place. Make sure that the new knob is securely attached before use.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eTips: The \u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" title=\"BT20A\" style=\"color: #ff8000;\" data-mce-fragment=\"1\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eV3, ZA3\u003c\/strong\u003e\u003c\/a\u003e  knob only fits the \u003ca href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" title=\"BT20A\" style=\"color: #ff8000;\" data-mce-fragment=\"1\" data-mce-href=\"https:\/\/fosiaudioshop.com\/products\/fosi-audio-tb10d-tpa3255-power-amplifier-300wx2-hifi-class-d-stereo-digital-audio-amp-2-0-channel-amplifier?_pos=2\u0026amp;_sid=5941a4104\u0026amp;_ss=r\" data-mce-style=\"color: #ff8000;\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eV3, ZA3\u003c\/strong\u003e\u003c\/a\u003e and is not suitable for installation in other amplifiers.\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"GR70 Orange Knob","offer_id":46078086676710,"sku":"GR70-orange-knob","price":9.99,"currency_code":"USD","in_stock":true},{"title":"V3 Orange Knob","offer_id":43798621257958,"sku":"V3-Knob-Orange","price":9.99,"currency_code":"USD","in_stock":true},{"title":"ZA3 Orange Knob","offer_id":45577646112998,"sku":"ZA3-Knob-O","price":9.99,"currency_code":"USD","in_stock":true},{"title":"ZA3 Black Knob","offer_id":46746931691750,"sku":"ZA3-Knob-B","price":9.99,"currency_code":"USD","in_stock":true},{"title":"SK02 Orange Knob","offer_id":45712789504230,"sku":"SK02-knob-O","price":9.99,"currency_code":"USD","in_stock":true},{"title":"ZH3 Anniv. Knob","offer_id":46665636741350,"sku":"ZH3_Anniv_Knob","price":19.99,"currency_code":"USD","in_stock":true},{"title":"HT4S Orange Knob","offer_id":46777394888934,"sku":null,"price":9.99,"currency_code":"USD","in_stock":true},{"title":"ZD3 Orange Knob","offer_id":47455477825766,"sku":null,"price":9.99,"currency_code":"USD","in_stock":true},{"title":"ZP3 Orange Knob","offer_id":47475701219558,"sku":null,"price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/009_9c17895e-a79d-47b2-ae0a-1cf7610e9f25.jpg?v=1751598792"},{"product_id":"fosi-audio-sk01-headphone-amplifier-preamplifier","title":"Fosi Audio SK01 Headphone Amplifier Preamp","description":"\u003cul\u003e\n\u003cli\u003eWith treble, middle, and bass adjustments capabilities, combined with central point positioning, you can easily find the perfect balance. Additionally, you can effortlessly defeat all the tone adjustments with just a click on the PURE button.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnmatched Headphone Compatibility: Experience versatile connectivity with the Fosi Audio SK01 Headphone Amplifier Preamplifier 2 in 1. Its input features a 3.5mm line in, while the output offers a 3.5mm line out, along with a 3.5mm\/6.35mm headphone jack. Enjoy powerful performance with a max power output of RMS 2400mW@32Ω, catering to terminating impedance between 16-300Ω. Elevate your audio experience with seamless connectivity and exceptional power, all in one compact device.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTailor-Made Audio Experience: The SK01 is a multi-functional audio gear that caters to desktop and portable music playing and tone tuning. The tri-band adjustment allows you to personalize treble, middle, and bass, finding the perfect balance for your preferences.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-functional experience: Whether as a powerful headphone amp, a customizable analog preamp, or an accurate equalizer, it effortlessly elevates your listening experience, delivering exceptional sound quality and personalized sound signatures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLong-Lasting Battery: Enjoy up to 6 hours of continuous usage with the built-in high-capacity battery, while the isolated power design rejects interference, providing a pure listening experience without any interruptions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003eExquisite Design: Crafted with an aluminum alloy body, the SK01 is both elegant in appearance and touch, adding a touch of sophistication to your desktop setup.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat you Get: Fosi Audio Sk01 Headphone Amp x1, User Manual x1,2-in-1 USB Type-A\/C to Type-C Cable x1, an 24-month worry-free warranty and friendly customer service.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\"\u003e\u003cimg style=\"margin-bottom: 16px; float: none;\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/1_9d1e8563-4d29-41cb-9870-897e2bce9035.jpg?v=1690797885\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/2_24340b44-1a8b-4e65-b364-b38f4b10e9d4.jpg?v=1690797894\" alt=\"\" style=\"margin-bottom: 16px; float: none;\" data-mce-style=\"margin-bottom: 16px; float: none;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/2_24340b44-1a8b-4e65-b364-b38f4b10e9d4.jpg?v=1690797894\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\" data-mce-style=\"text-align: start;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/3_5a557429-4cdb-4bed-b226-baa393826f6e.jpg?v=1690797902\"\u003e\u003c\/div\u003e\n\u003ch4\u003e\n\u003cimg alt=\"SK01\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/4_1.jpg?v=1691465456\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/4_1.jpg?v=1691465456\"\u003e\u003cbr\u003e\u003cbr\u003eSpecifications\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSK01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003e3.5MM line in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e3.5mm Headphone, 6.35mm Headphone, 3.5MM line out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmp output maximum power\u003c\/td\u003e\n\u003ctd\u003eHigh Gain: RMS 2400mw\/ 32Ω,Low Gain: RMS 300mw\/32Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz (±0.5dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD+N\u003c\/td\u003e\n\u003ctd\u003e0.001% @ 1kHz and 770mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e≥108dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphone matching impedance\u003c\/td\u003e\n\u003ctd\u003e16-300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.76*2*1.69inch (121*51*43mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e0.641b\/290g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e5V, USB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003c\/h4\u003e\n\u003ch4\u003eUse a 5V 1.5A\/2A adapter to charge it.\u003cbr\u003e\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003cp\u003eItem Quantity Fosi Audio Sk01 Headphone Amp x 1, 2-in-1 USB-A\/C to C Cable x 1, User’s Manual x 1\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #51a1ba;\" data-mce-style=\"color: #51a1ba;\"\u003e\u003ca style=\"color: #51a1ba;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/SK01_User_Manual.pdf?v=1691480635\" data-mce-style=\"color: #51a1ba;\" data-mce-href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/SK01_User_Manual.pdf?v=1691480635\"\u003eSK01 User Manual\u003c\/a\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\" data-mce-style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\" data-mce-style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\u003c\/table\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":45187713302758,"sku":"SK01","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/SK01_adc7bb25-9f40-420a-be22-05a30c490762.jpg?v=1751598798"},{"product_id":"fosi-audio-48v-gan-power-supply","title":"Fosi Audio 48V GaN Power Supply Unit","description":"\u003cul\u003e\n\u003cli\u003eThe 48V 5A GaN power supply unit is specifically designed for use with amplifiers and is ideal for providing reliable power to Fosi Audio amplifiers, such as BT20A Pro, TB10D, V3 and ZA3 amplifiers.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAn amp's excellent performance is inseparable from the blessing of a high-quality power supply. This gallium nitride power supply unit has a power output of 240W, allowing your amps to be fully driven. The overload and over-temperature protection escorts you to enjoy music continuously and stably. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWith an exquisite body, excellent workmanship and outstanding energy efficiency, the 48V GaN power supply unit will complement Fosi Audio’s high-performance mini amplifiers. \u003cbr\u003eInput: AC 100-240V \u003cbr\u003eOutput: 48V\/5A, 240W\u003cbr\u003eCompatible Amps: V3, BT20A Pro, TB10D, ZA3\u003cbr\u003eTotal Length: 286cm\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":43866419003622,"sku":"48V5AGaN","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_687e43e9-3cd7-4cbf-83f8-79e2c9c358cc.jpg?v=1751599871"},{"product_id":"fosi-audio-p3-tube-preamp","title":"Fosi Audio P3 Tube Preamplifier","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue Tube Amplification:\u003c\/strong\u003e The preamp circuit elevates the voltage to 54V, ensuring the tubes work to their full potential, delivering a warm and rich experience. The unique preamplification technology delivers pure audio signals, faithfully reproducing crisp high tones, full midrange richness, and deep, rhythmic bass. \u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.1:\u003c\/strong\u003e Equipped with the Qualcomm QCC3031 chip, the P3 preamp guarantees impressive wireless sound quality and low latency, with compatibility for \u003cstrong\u003eaptX HD and aptX LL\u003c\/strong\u003e codecs formats. Furthermore, the inclusion of a manual reset button prevents accidental connections by others, enhancing connection reliability.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Connectivities:\u003c\/strong\u003e The P3 provides Bluetooth\/RCA inputs and RCA\/AUX OUT\/3.5mm headphone outputs. It can help create a 2.1-channel audio system by connecting active speakers\/an amplifier and a subwoofer. As a headphone amplifier, it supports headphones with impedance ranging from 16Ω to 300Ω.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Components:\u003c\/strong\u003e It utilizes ELNA audiophile-grade capacitors and taper A pot. The bass and treble controls boast central detents for tone-defeating. With an SNR of up to 103dB and a crosstalk of 95dB, it helps form a HiFi audio system when paired with the V3 amplifier of the same series.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat You'll Get:\u003c\/strong\u003e Fosi Audio P3 Tube Preamplifier x1, User Manual x1, 5654W Vacuum Tube x2, 12V\/1.5A Power Supply x1, a 24-month worry-free warranty and responsive customer service. \u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":45187700457702,"sku":"P3+12V","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/P3_d5199d95-7499-45c3-ad49-fbb978856c72.jpg?v=1751598825"},{"product_id":"fosi-audio-n3-portable-bluetooth-headphone-amplifier-receiver","title":"Fosi Audio N3 Portable Bluetooth Headphone Amplifier","description":"\u003cul\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eVersatile Connectivity:\u003c\/strong\u003e Supports both Bluetooth and 3.5mm wired input. Experience high-fidelity, low-latency music anytime and anywhere. Also functions as a desktop Bluetooth receiver and amplifier, making it an ideal partner for HiFi headphones.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eUser-Friendly Design:\u003c\/strong\u003e Designed with you in mind. Compact yet equipped with rich adjustment features and easy controls. Features a rotary volume wheel to prevent accidental operation and easy-to-use gain switch and bass boosting toggle.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eHigh Performance:\u003c\/strong\u003e Incorporates the OPA1656 op-amp, perfectly supporting headphones up to 300 Ohms impedance, ensuring clear and clean sound. Crafted by audio professionals with two decades of expertise, you're guaranteed an immersive experience where no musical detail is left behind.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eLong Battery Life:\u003c\/strong\u003e Powered by a robust 1200mAh lithium battery, the N3 promises up to 10 hours of uninterrupted audio bliss. The isolated power design further ensures consistent and pristine sound quality, letting your music play on without a hiccup.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eExquisite Craftsmanship:\u003c\/strong\u003e Beyond its stunning looks, the CNC-machined all-aluminum alloy body guarantees durability with a premium touch. Feel the difference in every interaction and rest easy knowing you're backed by Fosi Audio's 24-month warranty.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi audio N3-2\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/N3-3.jpg?v=1699529328\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi audio N3-3\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/N3-4_a83d4e92-3ad4-40a4-ac04-bcb55194a092.png?v=1699529367\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/N3_480x480.jpg?v=1699529232\" alt=\"Fosi audio N3\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/N3-2_480x480.jpg?v=1699529263\" alt=\"Fosi audio N3-1\" style=\"margin-bottom: 16px; float: none;\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg alt=\"Fosi audio N3-4\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/N3-3_0f39b868-6ed5-4609-894f-6c0b44f93556.png?v=1699529386\" style=\"float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eN3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003eBluetooth, AUX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e3.5mm Headphone Jack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOp-Amp\u003c\/td\u003e\n\u003ctd\u003eOPA1656\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphone Impedance\u003c\/td\u003e\n\u003ctd\u003e16-300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRMS Power\u003c\/td\u003e\n\u003ctd\u003e138mW @32Ω 15mW @300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e95dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Codec\u003c\/td\u003e\n\u003ctd\u003eSBC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e5V\/1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e1200mAh (Up to 10-hour playback time)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e300g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e90x50x12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003cp\u003eFosi Audio N3 Headphone Amp x 1, Type-A to Charging Cable x 1, User’s Manual x 1\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #51a1ba;\"\u003e\u003ca style=\"color: #51a1ba;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/N3_turn__compressed.pdf?v=1699529558\"\u003eN3 User Manual\u003c\/a\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\u003c\/table\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":44038398410982,"sku":"N3","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/B0CJB45YFM.MAIN.jpg?v=1751598853"},{"product_id":"fosi-audio-mc101-bluetooth-amplifier","title":"Fosi Audio MC101 VU Meter Stereo Amplifier","description":"\u003cul\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003e2 Channel AmplifierMini Vintage Amp\u003c\/strong\u003e: Crafted for music lovers, this VU meter amplifier harmoniously combines retro charm with contemporary design. Dive into the HiFi world with its superior sound quality and a powerful output of 200W. Experience a musical journey through time, where nostalgia harmonizes with audio perfection.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eEffortless Setup\u003c\/strong\u003e: The MC101, featuring Bluetooth 5.3 and RCA wired connectivities, is versatile for various scenarios and easy to configure. Its user-friendly design includes automatic Bluetooth reconnection and a simple manual pairing reset, ensuring a smooth and uninterrupted wireless music experience.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eVisual Dashboard\u003c\/strong\u003e: The VU meter combines aesthetic appeal with unique functional features. The pointer in the meter dynamically swings with changes in the audio signal, helping you adjust the audio volume in real-time to prevent overload and distortion.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003ePersonalized Tuning\u003c\/strong\u003e: The MC101 features tone adjustment knobs, allowing for precise tuning of bass and treble gain to tailor your preferred sound. Additionally, the built-in central detents facilitate easy restoration to the sound's original character.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eRefined Craftsmanship\u003c\/strong\u003e: More than just its captivating look, the MC101 boasts a CNC-machined, all-aluminum alloy construction, ensuring both longevity and a luxurious feel. Experience the superior quality in every touch, complemented by the peace of mind that comes with Fosi Audio's 24-month warranty.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/MC101-1.png?v=1700190334\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch4\u003e\n\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/MC101-2.png?v=1700190354\"\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/MC101-3.png?v=1700190418\"\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/MC101-4.png?v=1700190442\"\u003e\u003cbr\u003e\n\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eMC101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplifier Chip\u003c\/td\u003e\n\u003ctd\u003eTexas Instruments TPA3116 x2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Power\u003c\/td\u003e\n\u003ctd\u003eMaximum 100W x2@4Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Mode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth + RCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOutput Mode\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003eSpeaker Output + Pre-Out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥100dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Range\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e≥1\u003c\/span\u003e\u003cspan\u003e0\u003c\/span\u003e\u003cspan\u003e0dB\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTHD\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≤0.03%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e20Hz-20KHz(+1.8dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Device Name\u003c\/td\u003e\n\u003ctd\u003eFosi Audio MC101\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Version\u003c\/td\u003e\n\u003ctd\u003e5.3\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Connection Range\u003c\/td\u003e\n\u003ctd\u003e10-15 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Audio Codec\u003c\/td\u003e\n\u003ctd\u003eSBC\/AAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003eDC 12V-24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003e\u003cstrong\u003eTips: The plug of the power adapter will match the country of your delivery address.\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMC101 Bluetooth Power Amplifier\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V\/4.5A Power Adapter\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser’s Manual\u003c\/td\u003e\n\u003ctd\u003ex 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/MC101-compressed.pdf?v=1703467968\" alt=\"Download\" style=\"width: 30px; height: 30px;\"\u003e\u003cspan style=\"color: #51a1ba;\"\u003e \u003ca style=\"color: #51a1ba;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/MC101-compressed.pdf?v=1703467968\"\u003eMC101 User Manual\u003cbr\u003e\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; height: 20px;\"\u003e\n\u003cspan style=\"color: #51a1ba;\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":44057221234918,"sku":"MC101+24V","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/001_fa0487c7-f064-441b-baa5-2bf4ba990d6d.jpg?v=1751598877"},{"product_id":"fosi-audio-za3-balanced-dual-mode-class-d-amplifier","title":"Fosi Audio ZA3 Balanced Stereo Amplifier","description":"\u003cul\u003e\n\u003cli style=\"color: rgb(14, 14, 14);\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cspan style=\"color: rgb(14, 14, 14);\"\u003e\u003cstrong\u003eDual-Mode Innovation:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cspan style=\"color: rgb(14, 14, 14);\"\u003e This new generation mini amplifier offers both stereo and mono modes, and adapts flexibly to your diverse needs, allowing seamless mode switching. In stereo mode, it delivers a robust output of up to 155W, while in mono mode, the power soars to a maximum of 235W. Pair two ZA3 units in mono configuration to create a powerful audio system, significantly enhancing your listening experience.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eRicher Connectivity:\u003c\/strong\u003e Debut amplifier with balanced input and trigger in, the ZA3 features a balanced combo audio signal input connector supporting both XLR and 1\/4\" TRS plugs. This design minimizes interference and reduces noise floor. The 12V trigger-in connector enables synchronization with other devices, streamlining the process of turning on\/off without individual operations.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eAudiophile-Grade Components:\u003c\/strong\u003e The ZA3 features the TPA3255 high-end Class-D amp chip and utilizes premium Japanese NCC, ELNA, and German WIMA capacitors, and Japanese Sumida inductors for exceptional audio quality. With a SINAD rating of up to 89dB, an SNR of up to 106dB, and a low noise floor of only 150μV, it delivers exceptional clarity and low distortion.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eAdvanced Heat Dissipation:\u003c\/strong\u003e Based on V3's groundbreaking heat dissipation design, we upgraded ZA3's cooling system by featuring a larger chassis, moving vents to the sides, and adding dust covers to achieve better ventilation for a sustained and stable high power output.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e\u003cstrong\u003eEnhanced Scalable Fun:\u003c\/strong\u003e Personalize your audio experience with the op-amp rolling feature! The ZA3 stocks five swappable op-amps for left and right channel outputs, balanced input, and subwoofer output. Experiment with compatible DIP8 dual op-amps such as \u003cstrong\u003e\u003cspan style=\"color: #ff8000;\"\u003e\u003ca style=\"color: #ff8000;\" title=\"Sparkos SS3602, MUSES02, OPA2604, OPA2134PA\" href=\"https:\/\/fosiaudio.com\/collections\/all\/products\/op-amp-chip-muses02-opa2604ap-opa2134pa\"\u003eSparkos SS3602, MUSES02, OPA2134PA\u003c\/a\u003e, \u003c\/span\u003e\u003c\/strong\u003eOP249, AD827, RM4558, LM4562, LME49720HA, etc. to fine-tune your sound to perfection.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Fosi Audio","offers":[{"title":"ZA3+48V\/5A PSU \/ US\/CA","offer_id":45459725746406,"sku":"ZA3+48V+O-US-SH","price":149.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+48V\/5A PSU \/ EU","offer_id":45746538905830,"sku":"ZA3+48V+O-DE-SH","price":149.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+48V\/5A PSU \/ UK","offer_id":46743121035494,"sku":"ZA3-UK-48V-SH","price":149.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+48V\/5A PSU \/ other","offer_id":45746538938598,"sku":"ZA3-O-48V","price":149.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+32V\/5A PSU \/ US\/CA","offer_id":45459737936102,"sku":"ZA3+32V-US-SH","price":129.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+32V\/5A PSU \/ EU","offer_id":45746538840294,"sku":"ZA3-O-32V","price":129.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+32V\/5A PSU \/ UK","offer_id":46743121002726,"sku":"ZA3-UK-32V-SH","price":129.99,"currency_code":"USD","in_stock":true},{"title":"ZA3+32V\/5A PSU \/ other","offer_id":45746538873062,"sku":"ZA3-O-32V","price":129.99,"currency_code":"USD","in_stock":true},{"title":"ZA3(With No Power Supply) \/ US\/CA","offer_id":45459737968870,"sku":"ZA3-O-NP","price":109.99,"currency_code":"USD","in_stock":true},{"title":"ZA3(With No Power Supply) \/ EU","offer_id":45746538774758,"sku":"ZA3-B-NP","price":109.99,"currency_code":"USD","in_stock":true},{"title":"ZA3(With No Power Supply) \/ UK","offer_id":46743120969958,"sku":"ZA3-O-NP","price":109.99,"currency_code":"USD","in_stock":true},{"title":"ZA3(With No Power Supply) \/ other","offer_id":45746538807526,"sku":"ZA3-O-NP","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/ZA3_a9210344-fd70-4617-a836-ea3aa22bdbaf.jpg?v=1751598903"},{"product_id":"fosi-audio-sk02-desktop-dac-headphone-amp","title":"Fosi Audio SK02 Desktop DAC Headphone Amplifier","description":"\u003cul\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCompact Yet Powerful: The SK02 employs a minimalist and stylish design language. Despite its small size, it boasts mighty features. It supports DSD256 and PCM 32bit\/384kHz high-resolution decoding, along with 3.5mm single-ended and 4.4mm balanced headphone outputs. Its robust power can easily drive a wide range of headphones and IEMs with an impedance range of 16-300 ohms.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eStunning Performance: It features a high-end ESS SABRE ES9038Q2M DAC and SGM8262 op-amps. Its excellent circuit design ensures superior parameters with a SNR as high as 120dB, a low noise floor of only 3.7μV, and an incredibly low THD of 0.001%. The 4.4mm balanced output power reaches an impressive 1100mW at 32 ohms. The exceptional high-resolution capability and pure sound quality make every listening experience an extraordinary sensory journey.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eUser-Friendly Design: The SK02 requires no drivers and offers plug-and-play convenience. It integrates a big multi-functional control knob, allowing easy access to power on\/off, play\/pause, and volume adjustments. The unit features quick-switch buttons for high\/low gain and input modes. Additionally, its colorful indicator lights enable effortless identification of the current working mode and the song's sampling rate.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eRemarkable Versatility: Supports USB and optical input, widely applicable for decoding with computers, laptops, CD players, TVs, and projectors. Not only can it function as a headphone amplifier, but it can also serve as a preamp, pairing with active speakers or an amplifier like Fosi Audio V3, ZA3, TB10D amp, and passive speakers to form a desktop listening or home audio system.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eExquisite and Durable: The SK02 is crafted from a single piece of aluminum alloy using CNC machining and a delicate sandblasting process. This not only gives it an exquisite appearance but also ensures lasting durability. In addition, Fosi Audio pledges to provide a 24-month worry-free warranty and responsive customer service to all users.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/2_66a5a374-20a7-4afc-9282-28619b05d214.jpg?v=1708918180\" alt=\"SK02 headphone amplifier\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003cimg alt=\"3.5mm Single-End and 4.4mm Balanced\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/5_7c01d691-b202-4498-9c4e-25dca23e5e49.jpg?v=1708918361\"\u003e\u003cimg alt=\"SABRE ES9038Q2M DAC \u0026amp; SGM8262 Op-Amps\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/6_ad0b0757-e892-4d20-a713-2898ab31d6f9.jpg?v=1708918382\"\u003e\u003cimg alt=\"Supports High-Res PCM384kHz \u0026amp; DSD256\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/8_13a3adcd-15c3-42be-8207-7499d2ef2235.jpg?v=1708918453\"\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/9_2048x2048.png?v=1708916866\" alt=\"Gain and Input\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecifications\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSK02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSB\/OPT\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e3.5mm Headphone,\u003cbr\u003e4.4mm Headphone,\u003cbr\u003e3.5MM line out\/OPT\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Power Output\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e3.5mm: 190mW@32Ω\u003cbr\u003e4.4mm: 755mW@32Ω\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e20Hz-20kHz (±0.02dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e≤0.001% @ 1kHz \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR\u003c\/td\u003e\n\u003ctd\u003e3.5mm Headphone: \u003cbr\u003eLow Gain:116dB \u003cbr\u003eHigh Gain:120dB \u003cbr\u003e\u003cbr\u003e4.4mm Headphone: \u003cbr\u003eLow Gain:110dB \u003cbr\u003eHigh Gain:115dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphone matching impedance\u003c\/td\u003e\n\u003ctd\u003e16-300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePC-USB Sampling Rate\u003c\/td\u003e\n\u003ctd\u003e32Bit\/384KHz DSD256\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOPT Sampling Rate\u003c\/td\u003e\n\u003ctd\u003e24Bit\/192KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDAC Chip\u003c\/td\u003e\n\u003ctd\u003eES9038Q2M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Dimension\u003c\/td\u003e\n\u003ctd\u003e4.76*2*1.69inch\u003cbr\u003e(121*51*43mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e0.84lb\/380g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e5V, USB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\n\u003cbr\u003eWhat‘s in the box？\u003c\/h4\u003e\n\u003cp\u003eItem Quantity Fosi Audio Sk02 Headphone Amp x 1, \u003cbr\u003e2-in-1 USB-A\/C to C Cable x 1, \u003cbr\u003eUser’s Manual x 1\u003cbr\u003e\u003cbr\u003e\u003cspan style=\"color: #51a1ba;\"\u003e\u003ca style=\"color: #51a1ba;\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/SK02_User_Manual.pdf\"\u003eSK02 User Manual\u003c\/a\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #51a1ba;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/SK02.zip?v=1709168833\" style=\"color: #51a1ba;\"\u003eSK02 Windows 7 Drivers\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100%; max-width: 800px; table-layout: fixed;\"\u003e\u003ccolgroup\u003e \u003ccol style=\"width: 50%;\"\u003e \u003ccol style=\"width: 50%;\"\u003e \u003c\/colgroup\u003e\u003c\/table\u003e","brand":"Fosi Audio","offers":[{"title":"Obsidian","offer_id":46488051646694,"sku":"SK02","price":99.99,"currency_code":"USD","in_stock":true},{"title":"Orange","offer_id":46488051679462,"sku":"SK02-O","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2251\/7913\/files\/SK02_b05d080d-15a5-4d58-9637-4ef3ed0df291.jpg?v=1751598992"}],"url":"https:\/\/fosiaudio.com\/it\/collections\/all.oembed?page=4","provider":"Fosi Audio","version":"1.0","type":"link"}