2 pcs TWS Bluetooth 5.0 Power Amplifier Board 40W / 50W Mono Stereo Audio Module. No call function. At 24V4A, the maximum output power is 50W. At 19V4A, the maximum output power is 40W.
eBay
AIYIMA A3001 TPA3255 Subwoofer Power Speaker Amplifier 300W Mono Hifi Home Audio Amplifier NE5532 OP AMP Bass Treble Adjust
Aliexpress UK
Powerful output power: LM1875T amplifier board has a high output power, which can push all kinds of speakers and output clear and dynamic audio signals. Low distortion and low noise: The LM1875T amplifier board is designed to reduce distortion and noise, the output signal is clean and noise-free, the music is purer, the details are clearer, and the audio experience is higher.
eBay
ZK-3002 Pure Rear Level Digital Amplifier Board Stereo 300Wx2 TPA3255 Bridged Mono 600W AMP Audio Music Power Amplifier Board
Aliexpress UK
Powerful output power: LM1875T amplifier board has a high output power, which can push all kinds of speakers and output clear and dynamic audio signals. Low distortion and low noise: The LM1875T amplifier board is designed to reduce distortion and noise, the output signal is clean and noise-free, the music is purer, the details are clearer, and the audio experience is higher.
eBay
AIYIMA 1000W Power Amplifier Audio Board Class D Mono Digital Sound Amplifier Speaker Amp With Switch Power Supply Home Theater
Aliexpress UK
(1) Rockville dB10 800 Watt/200 Watt Dyno-Certified RMS Mono Class-D 4-Ohm Amplifier. All About Your DB10 How To Set Up Your DB10 Functions, Inputs, and Wires Explained on Your DB10 Rockville dB10 800 Watt/200 Watt Dyno-Certified RMS Mono Class-D 4-Ohm Amplifier.
eBay
AIYIMA 100W TPA3116 Subwoofer Amplifier Class D Mini Power Amplifier Audio Amplificador Mono Amp For Home Passive Speaker
Aliexpress UK
Output Power: Typical 20W (maximum 30W). 1 piece Stereo Audio Amplifier Board Module DIY Kit( Parts, need assembling). Calculated by the RC high-low circuit, maximum range is 3.29Khz-482.29kHz. We'd like to settle any problem in a friendly manner.
eBay
1/5/10PCS 5128 Sound Amplifier Board Class D 5W Mono Amplifier Module Low Distortion VS88715V Stereo Audio AMP Plate
Aliexpress UK
Input sensitivity: 40mV/150kR. S/N ratio: 86dB.
eBay
Hi End TPA3116 Digital Power Amplifier Mono Class D Subwoofer Plate Speaker Amplifier 100W For Home Audio Far than MA12070 Amp
Aliexpress UK
2 pcs TWS Bluetooth 5.0 Power Amplifier Board 40W / 50W Mono Stereo Audio Module. No call function. At 24V4A, the maximum output power is 50W. At 19V4A, the maximum output power is 40W.
eBay
TPA3251D2 Class D Amplifier Pure Rear Stage Amplifier Board HiFi Stereo Audio Power Amplifier Module 2-Channel 220W*2/Mono 350W
Aliexpress UK
Powerful output power: LM1875T amplifier board has a high output power, which can push all kinds of speakers and output clear and dynamic audio signals. Low distortion and low noise: The LM1875T amplifier board is designed to reduce distortion and noise, the output signal is clean and noise-free, the music is purer, the details are clearer, and the audio experience is higher.
eBay
DC 3V-12V LM386 Mono Mini Power Amplifier Board YX1667 Audio Power Amplifier Board Adjustable Volume Mini Power Amplifier Module
Aliexpress UK