The bluetooth 4.2 audio/speaker board for amplifier uses a high-performance audio filter that can output HIFI high-quality sound. Sound Channel:MONO. 1 Piece Bluetooth Board Module. 1 Pieces Speaker Cable.
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1/2/3/5pcs Mini Microphone Audio Amplifier Module Speaker Circuit Board DC 2.5-9V 14x12mm Mic
Aliexpress UK
LM386 10W Audio Power Amplifier Board Mono DC 3-12V Mini AMP Module DIY. Model: LM386. The smallest mini amplifier board. Can drag 0.5W-10W speaker DC3-12V audio amplifier. Mini amplifier board 1. Also note that monitor settings may vary from computer to computer and may distort actual colors.
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MAX600W Mono Car Audio, Subwoofer Driver, Power Amplifier, Audio Module, Car Amplifier, Mono Power
Aliexpress UK
Onboard TDA2030A audio power amplifier chip. mono 18W amplifier circuit design. with small size, large output power, distortion and other characteristics. And has an internal protection circuit. the chip has been the main pin leads, you can directly enter the audio signal.
eBay
1-20pcs LM386 Audio Power Amplifier Module 200 Times Gain Amplifier Board Mono Power Amplifier
Aliexpress UK
Chip Type: PAM8610. 1x PAM8610 Mini Digital Stereo Amplifier Module Board. 15W x 2 @ 4Ω. DIY Stereo Audio Projects. Perfect for makers and hobbyists looking to add quality stereo sound. Ideal for DIY audio projects, portable speakers, and compact sound systems where space and power efficiency are key.
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2x50W Stereo Amplifier Board Audio Speaker Amplifier Module High Power Bluetooth-Compatible Bass
Aliexpress UK
IN: Audio signal. Static 2mA low power consumption. Power indicator LED. GND: Ground.
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TPA3251D2 Class D Amplifier Pure Rear Stage Amplifier Board HiFi Stereo Audio Power Amplifier Module
Aliexpress UK
AC/ DC, 2.0/ dual channel/ stereo, 12V/2A when using, the output power of 15W+15W, peak up 25W+25W. Power: 15W+15W. High signal to noise ratio. Due to light and screen difference, the item's color may be slightly different from the pictures.
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100W Mono Amplifier Board TPA3116D2 BT Audio Power Amplifier Module ZK-1001U AMP Module for Home
Aliexpress UK
(MP3 Format Decoder TF Card Board U disk decoding Audio Player Amplifier module. 2) Support U disk (test 32G), TF Card (test 16G) play mode; power on default TF card mode, if the TF card does not exist automatically jump to the U disk mode, and both devices have installed, then you can manually set the play mode.
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TEA2025B Audio Stereo Amplifier Module 3W+3W 2CH Audio Amplifier Board with Adjustable Potentiometer
Aliexpress UK
[LM386 Chip] Enhanced audio with LM386 chip, ensuring high-quality sound amplification Compatible with Ek1236 L1P8 and compatible devices. [Voltage Compatibility] Works flawlessly within a 5-12V range, offering versatility for various power sources and applications. [Adjustable Volume] Incorporates a 10K adjustable resistor, enabling precise volume control, delivering superior audio quality and user convenience. [Enhanced Amplification] Boasts a 200x gain circuit design, delivering powerful amplification with an integrated power indicator, ensuring operational clarity. [Compact Design] Compact at 41x14mm, comes in a set of 10pcs, offering convenience and ample units for multiple projects or replacements. Working Voltage 5-12V Adjustab.
eBay
LM386 audio power amplifier module 200 times gain amplifier board mono power amplifier 5V-12V Input
Aliexpress UK