Tda2030 One-channel Mono 15w Ac / Dc 12v for Audio Amplifier Board Pack of 1<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> OutputPower: 10-15W， Frequency Range: 20Hz-20KHz </span></li><li><span class="a-list-item"> Scope: Input AC/DC 9-15V Voltage ， Current:&gt; 1A (Or &gt;15W)，Distortion: &lt;0.1% at 1W </span></li><li><span class="a-list-item"> Signal To Noise Ratio: &gt;70dB ，Isolation: &gt;50dB， Net weight: 38g </span></li><li><span class="a-list-item"> Suggest:Horn selected: 2.5-4 "， 5-20W， Impedance 4-8 Europe Full Frequency Loudspeaker </span></li><li><span class="a-list-item"> Finished Plate: 60*47*32mm(L*W*H)(Include The Radiator，But Not containing potentiometer handle specifications) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41qWCwL6d-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41hMyHPXlqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41DQzcn7Y7L.jpg" noproxy>