Fosi Audio Mono Amplifier Subwoofer Amp 100W With Bass Power Amplifier For Home Passive Speaker

Size: M04+19V
Sale price$49.99



Small but mighty! Fosi Audio M04 is a 100w mono-channel class D subwoofer amplifier, with a SUB/PBTL switch you can select subwoofer bass amplifier or full frequency mono amp, can be connected to active/passive subwoofer and passive

speaker. 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 movie and music soundtracks


Input Interface: RCA input

Output Interface: speaker’s output

THD: ≥ 102dB

Output: passive/active subwoofer passive speaker

Product Adapter Input Voltage Range: DC 12V - 24V

SNR: ≤ 0.02% (1KHz, 1W)

Terminating Impedance: 2Ω - 8Ω

Max Power Output: 100watt @3Ω

Input Sensitivity: 600MV

Net weight: 175g

Dimensions (H * W * D): 103 x 57 x 43MM (4.06 x 2.24 x 1.69’’) includes knobs

Frequency Response Range: 20Hz-20KHz(±3db)

Bass Frequency Range: 20Hz-200Hz

Package Include:

*M04 Mono Amplifier x1

*User Manual x1

Product Description


Mode Switching

Switch to PBTL, it's a Full-Frequency Mono amp for driving passive speakers. Switch to SUB, it's a subwoofer amplifier for diving passive subwoofers.

Reliable Chip Materials

Adopt Texas Instruments TPA3116 Chip, MAX power output up to 100Watt. Strong internals can get a deep, crisp, clean low-frequency sound effect

Upgraded DC Outlet

The old version or other brand amplifiers sparks flying when 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!

DIY Your Audio System

This amplifier gives you the power and versatility you need to create a professional sound system. Great amp to driver most home bookshelf speaker or subwoofer.

Solid Built Aluminum Alloy Enclosure

Curved edges and sleek controls accentuate its unibody design. With truly useful features, and thoughtfully designed premium enclosures.

19V/4.74A Power Supply

With over-current, over-voltage, short circuit, over temperature protection characteristics, excellent and stable performance, international safety and EMC and energy efficiency safety certification.

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