Fosi Audio BT30D Bluetooth 2.1 CH Power Amplifier
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Fosi Audio BT30D Bluetooth 2.1 CH Power Amplifier
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
We offer free worldwide shipping, except for certain regions such as Ukraine and Russia, where our services are currently unavailable.
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Customer Support
WhatsApp: +8613716612254
support@fosiaudio.com
Mon-Fri: 3:00 AM - 3:00 PM PST -
FAQ’s
If you have any questions, please refer here: FAQs
Product details
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The 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;
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Speakers 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;
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Supports wireless playback from Bluetooth devices, Bluetooth 5.0 wireless music streaming technology with external antenna make a transmission distance of more than 15m/49ft;
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Full 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;
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Upgraded 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.
Specifications
| Specifications | Details |
|---|---|
| Model | BT30D |
| Chippest | TPA3116D2 |
| Maxpower Output | 50W*2+100W |
| THD | 0.05%(@1W) |
| SNR | ≥98dB |
| Working Voltage | 12-24V |
| Speakers Frequency Response | 20Hz-20kHz(±3dB)m |
| Bass Cutoff Frequency Range Adjustment | 20-200Hz |
| Impedance | 2-8 Ohms |
| Device Dimension | L118 x W132 x H35 mm/4.72 x 5.2 x 1.38inch |
| Input mode | Bluetooth/RCA |
| Output mode | Passive Speakers + Passive/Active Subwoofer |
| Bluetooth | Bluetooth 5.0, up to 15m/49ft wireless range without hindrance |
| Wireless Range | Up to 15m/49ft |
What‘s in the box？
| Item | Quantity |
|---|---|
| Fosi Audio BT30D Amplifier | 1 |
| 24V 4.5A Power Supply | 1 |
| User’s Manual | 1 |
Tips: The plug of the power adapter will match the country of your delivery address.
Video
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FAQs
Please read our FAQs page to find out more.
How to: Choose the right banana plug?
- Closed Screw Type. All Fosi amplifiers use standard-sized speaker terminals (4mm pins).
- Easy to wire up and solidly connect to amplifier and passive speaker.
- If they do not fit, use a little force to tighten the plugs.
- Fosi Audio Banana Plugs (Copper, Silver/Gold Plated): http://bit.ly/40Djq0U, https://bit.ly/3MkPL8t
- Please watch tutorial videos: https://youtu.be/6pYhoqDlvNw / https://youtu.be/RGvBgGAwS9k
How to Diagnose Power Supply Failure?
- The following situations may cause this issue
- Case 1: The LED on the power supply does not light up; Case 2: Amp/Preamp does not turn on; Case 3: When plugged into the Amp, both light on the amp & power supply start blinking; Case 4: Amp/Preamp make noise; Case 5: Sound shuts off by itself
- Possible solution
- Check if the power supply is illuminated when plugged into AC by itself.
Plug power supply into a different socket.
Test the adapter with a meter.
Try a different power supply (within a range of DC input).
Test the included power supply on other electrical equipment.
Please watch the tutorial video by clicking on the link provided. https://youtu.be/yCjygS03zTE
What are the differences in power outputs using the 32V and 48V power supplies?
- Using a more powerful power supply can help prevent distortion.
- Enables amplifier to drive larger, more powerful, or higher-impedance speakers.
What is a GaN?
- The GaN supply has a power output of 240W.
- Offers overload and over-temperature protection.
- The 48V 5A GaN power supply is also available on Amazon.