Power Amplifier Item No.CA2CA4CA6CA9CA12CA18Stereo Power8Ω200W250W400W520W800W1100WStereo Power4Ω225W375W600W780W1200W1800WStereo Power2Ω270W500W800W1040W1600W2200WBTL8Ω450W750W1200W1560W2400W3600WBTL4Ω540W1000W1600W2080W3200W4400WFrequency Response20Hz-20KHz0/0.3dB20Hz-20KHz0/0.3dB20Hz-20KHz0/0.3dB20Hz-20KHz0/0.3dB20Hz-20KHz0/0.3dB20Hz-20KHz0/0.3dBTHD+N0.03%@8Ω 1KHz0.03%@8Ω 1KHz0.03%@8Ω 1KHz0.03%@8Ω 1KHz0.03%@8Ω 1KHz0.03%@8Ω 1KHzS/N Ratio90dB90dB90dB90dB90dB90dBSlew Ratio20V/μS20V/μS30V/μS30V/μS40V/μS44V/μSDamping Factor400400400400400400Crosstalk70dB@8Ω 1KHz70dB@8Ω 1KHz70dB@8Ω 1KHz70dB@8Ω 1KHz70dB@8Ω 1KHz70dB@8Ω 1KHz20KΩ(Balance) 10KΩ(Unbalance)Input Sensitivity0.775V/1.0V/1.4V0.775V/1.0V/1.4V0.775V/1.0V/1.4V0.775V/1.0V/1.4V0.775V/1.0V/1.4V0.775V/1.0V/1.4VOverheat short circuits, DC, limit and---softstart, Output relay-Zero Current Switch, Intellctual Clip limiter.Heigh2U2U2U2U3U3UCross Weight21.25KG23.75KG25KG27KG44KG47KGDimensions590×570×150mm590×570×150mm590×570×150mm590×570×150mm650×585×220mm650×585×220mm