We are manufacturer, professional amplifier. 1, 100W. 2, 6 channel outputs transformer ... ModelRated powerOutput modeInput sensitivityS/n ratioFred responsePower workDimensionsCA-010D100w70-100V, 4-16Ω500mv>85dB60Hzι18KHz±2dBAC220V±10%/50Hz90 ... inputs, 3 Aux inputs, 1Aux output with 70V, 100V Outputs, 4-16Ω outputs. LED Level indicator.2. ... - circuit. over -load protection. 6 areas mixing power amplifier