RER - MODULE AMPLI 2X50W BLUETOOTH usb +sd 8-25V 5a max - RER Electronic

RF-star small cheap Bluetooth UART BLE 5.0 wireless serial module

MakerHawk Blue Tooth Amplifier Board HiFi Stereo 2.0 2X50W Audio Amplifier Module TPA3116D2 Digital Power Amplifier Blue Tooth 5.0 Dual Channel AMP with AUX/USB/Flash Drive/PC Sound Card Input : Electronics

Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater : Electronics

2x50w Audio Speakers Diy Bluetooth-compatible 5.0 Power Amplifier Audio Stereo Wireless Music Player Sound Card Amp Board - Operational Amplifier Chips - AliExpress

2x50w Audio Speakers Diy Bluetooth-compatible 5.0 Power Amplifier Audio Stereo Wireless Music Player Sound Card Amp Board - Operational Amplifier Chips - AliExpress

HIFI Audio Power Amplifier Board 2x50W+100W AM Interference Suppression 2-in-1 Power Amplifier Board Bluetooth-compatible 5.0

[2-in-1] High quality power amplifier board. With AUX and Blue tooth two audio input methods, 2-in-1. 5.0 Bluetooth version, the transmission

Bluetooth Amplifier Board 2.1 2X50W+100W 12V-24V Audio Power Amplifier Module Bass and Treble Control for Store Home Theater Speakers with Antenna

HIFI Audio Power Amplifier Board 2x50W+100W AM Interference Suppression 2-in-1 Power Amplifier Board Bluetooth-compatible 5.0

Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY