XY-S350H 2.1 channel Bluetooth 5.1 audio power amplifier board 220W*2+350W with 2*TPA3251D2 power amplifier chip + APP control
USD 26.84USD 45.50
XY-S350H 2.1 channel Bluetooth 5.1 audio power amplifier board 220W*2+350W with 2*TPA3251D2 power amplifier chip + APP control