8ΩStereo Power 1000Wx2 4ΩStereo Power 1600Wx2 2ΩStereo Power 2200Wx2 8ΩBridged Mono Power 3200W 4ΩBridged Mono Power 4300W Frequency Response 20Hz-20KHz+0,-0.3dB.1W into 8Ω THD+N%(Rated power 4Ω/KHz)% 0.03%.1KHz S/N (dB) 102dB Input impedance 20KΩ/11KΩ Input sensitivity 1V/1.5V Operating voltage ~200-240V/50-60Hz Dimensions 483mmx88mmx468mm Net weight 34Kg