Sell ZK-MT21 2.1 Channel Bluetooth 5.0 Subwoofer Amplifier Board 50WX2+100W Power Audio Stereo Amplifier Board Bass AMP AUX best price

Maximum Power Per Channel: 100W el Number: ZK-MT21 Channels: 3 (2.1) size:93 x 90 x 22mm Material:plastic colour:black Package Contents: 1 x Amplifier BoardOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.