Detailed Product Description power amplifier, pro amplifier, loudspeaker amplifier MR SERIES ModelMR-400MR-600MR-800MR-1000MR-1400Output power(4Ω, 1KHz, RMS)2*600W2*800W2*1000W2*1200W2*1600WInput Sensitivity0.775V,1V,1.4V0.775V,1V,1.4V0.775V,1V,1.4V0.775V,1V,1.4V0.775V,1V,1.4VInput Impedance10kΩ10kΩ10kΩ10kΩ10kΩDistortion(THD, 20Hz-20kHz) <0.05%<0.05%<0.05%<0.05%<0.05%Cross ...