ITEM NAME:Tda7297 Amplifier Board Spare Parts Dc 12V Grade 2.0 Dual Audio Encoding 15 H2X2 Tda7297 Amplifier Board Spare Parts Dc 12V Grade 2.0 Dual Audio Encoding 15 H2X2 Supply Voltage: 12V (20v max) Output Peak Current(internally limited): 2A Total Power Dissipation: 33W (max) Operating Temperature: 0-70 Celsius Powerï ¼Å¡ 15W per channel (stereo) colour:green Material:Metal + PC Size: 34 x 29 x 25mm Package Contents: 1*TDA7297 amplifier board diy kit NOTE: Device requires a heatsink to operate (not supplied).1 TDA7297 amplifier board diy kit. Size: 34 x 29 x 25mm. Total Power Dissipation: 33W (max). Powerï ¼Å¡ 15W per channel (stereo).