JDY-23 Bluetooth 5.0 BLE Module - Transparent Transmission & Data Transfer, CC2541 Slave.

Bluetooth Audio Receiver Template Stereo Wireless Speaker Power Amplifier DIY Bluetooth Module 4.0

M18 Default 5V Power Supply HIFI DIY 4.2 Stereo Wireless Bluetooth Audio Module

Bluetooth Power Amplifier Board 2 Channel Audio Wireless Speaker Amplifier Board DC12?24V

20W Bluetooth 5.0 5V 2.1 Channel Stereo Amplifier Digital AMP Board Module

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

TF MP3 Decoder Board Audio Decoding Module Digital LED Display DIY Electronic

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Ultra-miniature Digital Amplifier Board 2*3W Amplifier Board Class D PAM8403 2.5 ~ 5V USB Power Supply Available

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TDA7297 Power Amplifier Board Power Amplifier Board Dual-channel Noise-free 12V Power Amplifier Board Fe-9720b

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1Pc 8469 5V Bluetooth Amplifier Module Pam8403 Amplifier+Ca-6928 5.0 Bluetooth D Audio Amplifier Module

TA7318P HiFi VU Level Meter Driver Board DC 12V VU Meter Stereo Amplifier Board for Audio Preamp Amplifier