S350HS Bluetooth Power Amplifier Board 2.1 Channel TPA3251 Chip 220W×2+350W, 12V-38V Audio Power Amplifier Module with Treble and Bass Control
KWD 10
XY-P40W Bluetooth Power Amplifier Board with A 12V/2A DC Power Supply, Can Be Controlled by Remote Controller for Home theaters and DIY Bluetooth Speakers (XY-P40W with DC Power Supply)
KWD 5
200W Bluetooth 5.0 Stereo Audio Receiver Amplifier Board with Treble and Bass Control 2 Channel Mini Wireless High Power Digital Amp Module for Home Passive Speakers (ZK-1002T)
KWD 11