This amplifier circuit provides best sound quality with best music experience. It can sustain two 30 watts speaker means total 60 watts. channel means left and right speaker. its Audio Amplifier board means you need to connect you mobile via wires. You can connect 12-24v power to this board. Circuit protected with heat Sink for long time use.
HW-404,TPA3110 30W+30W 2 Channel Digital Stereo Audio Power Amplifier
Operating Voltage - 12 to 24v
Output Power - 2x 30 watts
Dimansion - 53x45x13 mm