XH-M125 XPT8871 Mono Amplifier Board DC 5V 1A 5W Audio Placa Amplificador Mini Speaker Sound Board Volume Control

TPA3110 PBTL Mono Digital Power Amplifier Board 30W Power Amplifier Module Digital Power Amplifier 8~26VDC

5.0 Bluetooth Audio Amplifier Board, 2x5W, 5V Module, PCBA

Mini PAM8403 Digital Audio Amplifier Board 4 Channels 3W*4 DC 5V Stereo Sound AMP with Cable for Speaker

Passive Tone Board Power Amplifier Board Front Stage High and Low Voltage Mixer Attenuation Type Passive Tone Board XH-M802

TDA2822M 2.0 Stereo Audio Amplifier Board Dual Channel AMP AUX Amplifier Board Module DC 1.8-12V Audio Board

Bluetooth Audio Receiver Modul For TV PC Headphones Bluetooth 5.0 Wireless Adapter JL6925A Stereo Music 3.5mm DIY Car

VHM-314 Bluetooth Audio Receiver Board Bluetooth 5.0 Mp3 Lossless Decoder Board Wireless Stereo Music Module

47 Amp DIY NE5532 Hi-Fi Headphone Amplifier Kit With Housing DC9V-18V

Amplifier Breakout Interface Decoder Module Ultra-Miniature Digital Amplifier Board

5A DC-DC Step Up Power Module Boost Volt Converter 3.3V-35V To 5V 6V 9V 12V 24V XL6019

XYBTMini Bluetooth 4.1 Decoder Board MP3 Lossless Car Speaker Amplifier Modified Module

DC-DC 4.5-40V To 5V 2A USB Charger LED Step-down Buck Converter Voltmeter Module Low Power

3S 8A 12V 18650 Lithium Battery Protection Board 11.1V 12.6V Overcharge Over-discharge Protect 3 Cell Pack Li-ion BMS PCM

DC 5V-15V AD828 Stereo Preamp Power Amplifier Board Preamplifier Module

2*50W+100W Power Subwoofer Bluetooth Amplifier Board Sound Class D Home Theater Audio Stereo Equalizer AUX Amp

CA-6928 Digital Power Channel Amplifier Board 5V Bluetooth Speaker Audio Aplifier Module Board

23 × 15mm Audio Module 3.3v-6v Bluetooth DC Power Supply

Buck Step-Down LM2596 Power Converter Module DC 2.5-40V To 1.25-37V Voltmeter

Bluetooth 5.0 2*5W Amplifier Board AUX O Input Power Amplifier Board 3.7V 5V

3.2V 3.7V Solar Charge Controller Board Lithium Battery Charging Controller for 6V12V