Rated Powder Output(4Ω) 1KHz,0.1%THD 300W .Rated Powder Output(2Ω) 1KHz,0.2%THD 500W .@10w Output Power/T.H.D 10w (6.33V) 4Ω T.H.D% 0.02 .Low Pass Filter(F,R channel,12dB/oct.) 50Hz-200Hz .Frequency Response (-3dB) 10Hz-200Hz .Bass Boost@45Hz 0-12dB .Signal Noise Ratio 100dB .Sensitivity(Max)(rated output) 0.2V .Sensitivity(Min)(rated output) 6V .Remote gain .Operating Voltage(11V-16V allowable) 14.4V .Current Consupmtion(1KHz,10% THD) 61A .Input Impendance 10KΩ .Double-Side board