TPA3110D2 Digital Amplifier Board Adjustable BTL Mono 30W Audio Amplifier Module

1PC TDA2050 mono power amplifier board audio power amplifier module

TPA3110D2 Digital Audio Amplifier Board Module w/ Volume Adjustment BTL Mono 30W

2* Adjustable Volume LM386 Mini Audio Power Amplifier Board DC3~12V Module E

TPA3110 XH-A232 30W+30W 2.0 Channel Digital Stereo Audio Power Amplifier Board

Bluetooth Digital Audio Power Amp Amplifier Board 2 Channel TPA3110D2 Module

5Pcs 18W Mono Power Amplifier Module Board 6-12V /w Overheat Protection Feature

2pcs PAM8403 Mini 2 Channel Stereo 3W Class D Audio Power Amplifier Module Board