XY-S220H 160W*2+220W TDA7498 Bluetooth Subwoofer Power Amplifier Board 2.1 Channel Hifi Class D Audio Power Amplifier Board

$17.25

Q100H Qualcomm APTX Bluetooth audio amplifier 2.1 channel 50W * 2+100W amplifier TPA3116 subwoofer

$19.39

HT21MAX upgraded 2.1-channel Bluetooth amplifier board 200W * 2+400W high and low frequency adjustment TPA3223

$20.93

XY-S350H 220Wx2+350W Amplifier Board TPA3251D2 2.1 Dual Channel Support Sinlink App BT5.1+AUX+USB Sound Card+USB Flash Disk

$22.69

AS21HPA High power Bluetooth digital amplifier 2.1 channel heavy bass 300W*2+600W imported TPA3255

$29.39

XY-AS21HPA Bluetooth High-Power Digital Amplifier Board 2.1 Channel Subwoofer 300W*2+600W Dual TPA3255 Amplificador

$32.63