Specifications Product Name Digital Audio Power Amplifier BoardProduct Model XH A232Amplifier Type Class DInput Voltage DC8 26VInput Current more than 3ANumber Of Channels two channelsPeak Power 30W 30WOutput Impedance 4 82Signal to Noise Ratio 100dbProduct Net Weight 21gAppearance Size 53 45 14mmPackage Include 1 Digital Audio Power Amplifier Board