ITEM NAME:1X(Tda7498 2.0 Digital Power Amplifier Board 100Wx2 Dual Channel Stereo AudE1Y8) 1X(Tda7498 2.0 Digital Power Amplifier Board 100Wx2 Dual Channel Stereo AudE1Y8) 1X(The input voltage:DC12-32 v(Recommend use 24v more than 3A Power supply) Output power:100W+100W Output resistance:4-8ohm Chip:TDA7498 color:blue Material:metal + pc Package Contents: 1* TDA7498 2.0 Digital Power Amplifier Board)