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100W Bluetooth Amplifier Board TPA3116,YEMIUGO 50W+50W Digital Stereo AUX Audio Amp Board, Twin Channel DC 5V-27V LC Filter Method Password Free Connection

$18.99

10pcs Micro USB DC 3.7V 5V 3W Digital Audio Amplifier Board Double Twin Plate Bluetooth Speaker Modification Sound Music Module

$39.88

10PCS/LOT New PAM8403 DC 5V Mini Class D 2x3W USB Energy Amplifier Board DIY Bluetooth Speaker

$16.81

10PCS/LOT Wi-fi Bluetooth 4.0 Stereo Audio Receiver Module Digital Amplifier Board Module USB 3W+3W 5V DC

$39.88

1pcs 3.7-5V 3W Amplifier Board Twin Plate DIY Bluetooth Speaker Modification Module

$8.09

1pcs DC 5V USB Energy 3W+3W Bluetooth 4.0 Audio Receiver Board Wi-fi Digital Mini Bluetooth 3W2 Amplifier Module

$10.66

1pcs Wi-fi Bluetooth 4.0 Stereo Audio Receiver Module Digital Amplifier Sound Loud Board Micro USB 3W+3W 5V DC

$9.27

2 Channel 3W Digital Audio Amplifier Board Twin Plate Bluetooth Speaker Modification Sound Music Module Micro USB DC 3.7-5V

$9.06

2 Items Audio Receiver Module DC 5V-12V Transportable Wire Stereo Music Transmitter Module with Board Micro USB Port for Headphone Speaker Dwelling Sound System DIY

$15.99

2 Pcs PAM8403 3W+3W DC 5V Mini Audio Amplifier Board Digital Energy Amp Module Twin-channel Stereo Amplifier with Potentiometer

$6.59

2x3W Audio Amplifier Board MP3 WAV WMA FLAC USB Sound Card Bluetooth Audio Decoder Board DC3.7-5V

$14.42

3W+3W Micro USB Bluetooth Amplifier Board, Icstation DC 5V Digital Amp Module, PAM8403 Stereo Low Energy Twin Channel Audio

$7.99