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Product description

200 Watt Subwoofer Amp Home Theater

Our Story

Fosi Audio was founded with a simple goal: Build products that sound great and make people want to listen to music every day. We design, manufacture, and sell many Hi-Fi audio products on the market. We pursue your perfect music journey. Enjoy Hi-Fi music with Fosi Audio audio products NOW!

Subwoofer Amplifier Full-Frequency Mono Amp

Mini Stereo Audio Amp with SUB Frequency Control

Power Adapter: 32V/5ADC Input Range: 24V-48VTerminating Impedance: 4 – 8 OhmRMS Power Output: RMS 150watt @ 4ohm, RMS 120watt @ 8ohmFull Frequency Response Range: 20Hz-20KHz(± 3db)Bass Frequency Range: 20-200HzInput Sensitivity: ≤ 0.2mVSNR ≥ 106dBTHD ≤0.03%
2 Channel Power Amp: BT10A, BT20A, TB10A, TB10D, V1.0B, V1.0G, TDA7498E, ZK-1002, ZK-502T. 2.1 Channel Power Amp: BT30D, BT30D Pro, BL20A, BL20C, ZK-TB21. DAC: Q4, K5 Pro, DS1, DS2. DAC Amplifier: PH04, DA2120A, DA2120C. Subwoofer Amp: TP-02, M01-BT, M02, M03, M04. Phono Preamp: BOX X1, BOX X2, BOX X3, BOX X4. Tube Preamp: P1. Tube Headphone Amplifier: T20, T20X, P2. Class AB Amplifier: T3.

Fosi Audio Exclusive Design

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

High Efficient Power Output

Adopt Texas Instruments TPA3255D2 Chip, MAX power output up to 200Watt, providing 150 watts RMS into 4-ohm loads or 120 watts to 8-ohm loads. Strong internals makes for A lively listen.

Safe DC Outlet

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 drive most home bookshelf speakers or subwoofers.

Solid Built Aluminum Alloy Enclosure

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

32V/5A Power Supply

Fosi Audio M03 amp comes with an energy-efficient and stable power supply which got authoritative certification by many security tests can get an astonishing sound.

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Customer Reviews

4.4 out of 5 stars 169

4.4 out of 5 stars 741

4.5 out of 5 stars 489

4.5 out of 5 stars 890

4.3 out of 5 stars 702

4.5 out of 5 stars 899

Price

$76.49$76.49 $79.99$79.99 $49.99$49.99 $69.99$69.99 $79.99$79.99 $89.99$89.99

Type
Subwoofer Amp/Mono Amp Subwoofer Amp/Mono Amp Subwoofer Amp/Mono Amp Subwoofer Amp Bluetooth 2.1 CH Amp with Remote Control Bluetooth 2.1 CH Amp

MAX Power Output
220W 200W 100W 220W 100W x 2 160W x 2

Input
Bluetooth + RCA RCA RCA RCA Bluetooth + 3.5mm AUX + U-disk Bluetooth + RCA + U-disk

Output
Passive/ Active Subwoofer + Passive Speaker Passive Speakers + Active/Passive Subwoofer passive/ active subwoofer + passive speaker Passive Subwoofer Passive Speakers + Active Speakers/Amplifier/Active Subwoofer Passive Speakers + Active Subwoofer

Treble & Bass Control
x x x x
✓

✓

THD
≤ 0.05% ≤0.03% ≤ 0.02% ≤ 0.04% ≤ 0.001% ≤ 0.05%

SNR
≥ 102dB ≥106dB ≥ 102dB ≥ 98dB ≥ 92dB ≥ 98dB

Terminating Impedance
2-8 Ohm 4-8 Ohm 2-8 Ohm 2-8 Ohm 2-8 Ohm 2-8 Ohm

Power Adapter
24V/4.5A 32V/5A 19V/4.74A 24V/4.5A 24V/4.5A 24V/4.5A

Work Voltage
DC 15V -32V AC 110V – 240V AC 110V – 240V AC 110V – 240V AC 110V – 240V AC 110V – 240V

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Customer Reviews

4.5 out of 5 stars 3,516

4.5 out of 5 stars 9,199

4.2 out of 5 stars 462

4.1 out of 5 stars 822

4.5 out of 5 stars 615

4.0 out of 5 stars 76

Price

$49.99$49.99 $79.99$79.99
— no data
$79.99$79.99 $29.99$29.99
— no data

Type
Bluetooth 2.0 CH Amp Bluetooth 2.0 CH Amp Bluetooth DAC 2.1 CH Amp with Remote Control Phono Preamp with Vacumm Tubes Headphone Amp Bluetooth Tube 2.1 CH Amp

MAX Power Output
50W x 2 100W x 2 50W x 2 Note: It cannot be directly connected to passive speakers, but can only be connected to active speakers or amplifiers. 40mW@100 Ohm 50W x 2

Input
Bluetooth + 3.5mm AUX Bluetooth + RCA Bluetooth 5.0 + 3.5mm AUX + PC-USB + Optical + Coaxial RCA+3.5mm AUX 3.5mm AUX Bluetooth + 3.5mm AUX1+3.5mm AUX2

Output
Passive Speakers Passive Speakers Passive Speakers + Active Subwoofer RCA+3.5mm AUX 3.5mm Headphone Passive Speakers + Active Subwoofer+ Headphone

Treble & Bass Control

✓

✓
x
✓

THD
≤ 0.04% ≤ 0.04% ≤0.01% ≤0.1% – no data
≤ 0.1%

SNR
≥ 98dB ≥ 98dB ≥105dB ≥70dB – no data
≥ 80dB

Terminating Impedance
2-8 Ohm 2-8 Ohm 2-8 Ohm – no data
15-150 Ohm 4-8 Ohm

Power Adapter
19V/4.74A 24V/4.5A 24V/4.5A 12V/1.5A – no data
– no data

Work Voltage
AC 100V – 240V AC 110V – 240V AC 110V – 240V AC 110V – 240V DC 12V AC 110V – 240V

Subwoofer Amplifier and Full-Frequency Mono Amp: The audio amplifier offers versatile functionality with two modes. Switch to PBTL mode to use it as a full-frequency mono amplifier for driving passive speakers and powered subwoofers. Switch to SUB mode to use it as a dedicated subwoofer amplifier for driving passive and powered subwoofers.
Advanced Audio Technology: The audio receiver utilizes the Texas Instruments TPA3255D2 chip, featuring an advanced integrated feedback design and proprietary high-speed gate driver error correction (PurePath Ultra-HD). This technology ensures ultra-low distortion across the audio band, delivering superior audio quality.
High-Efficiency Power Output: The power amplifier provides high-efficiency power output up to 200 watts. It can deliver 150 watts RMS into 4-ohm loads or 120 watts into 8-ohm loads. (Note: The package includes a 32V/5A power supply, but a more powerful power supply is needed to achieve the maximum power output.)
Home Hi-Fi Amplifier with Clean Sound Quality: The home stereo receiver is designed for home Hi-Fi systems, offering clean sound quality. It features a built-in low pass filter for 20-300Hz subwoofers with SUB frequency control, making it an excellent amplifier for driving any bookshelf speaker or subwoofer.
What You Get:M03 amp x1, 32V/5A power adapter x1, and user manual x1.