?TDA2030A 15W Audio Power Amplifier Module Board<br> Specifications:<br>  <br> Input voltage: DC = 15V(without rectifier｣ｬ the DC power supply voltage must be recommended｣ｬ 12V)<br> Output power: Po = 10W (RL=4&amp;Omega;)<br> Output impedance: 4 - 8&amp;Omega;<br> Size:5.5 x 5 x 2.6cm<br>  <br> Package included:<br>  <br> 1 x amplifier board