ITEM NAME:TDA7297 AC/DC12V 2*15W Dual-Channel Digital Stereo Audio Amplifier Board 3C TDA7297 AC/DC12V 2*15W Dual-Channel Digital Stereo Audio Amplifier Board 3C a.imagelink a:hover.imagelink {color:#000000;.1 x TDA7297 Version Amplifier Board. -AC / DC, 2.0 / dual channel / stereo,12V/2A when using, the output power of 15W +15 W, peak up 25W +25 W. Power: 15W +15 W. -High signal to noise ratio. Maximum power:30W+30W.