Specifications Amplifier Rated Output Power 80W+40W Frequency Response 30 - 16000 Hz, -3dB Signal to Noise Ratio >75dB AUX1-3 Input 1.0V RMS 20kohm Coaxial Input 0.5V RMS 75ohm Total Harmonic Distortion 82dB/m/W Subwoofer Speaker Impedance 4ohm Speaker Driver 6.5 inch subwoofer + 1 passive subwoofer Sensitivity >78dB/m/W Dimension / Weight W x H x D / KG Main Unit 960 x 105 x 97 mm / 4.5 kg Subwoofer 265 x 265 x 265 mm / 6 kg Box - Main Unit 1250 x 180 x 180 mm / 6.5 kg Box - Subwoofer 335 x 335 x 335 mm / 7kg General Information AC Power Adapter 100-240V ~ 50/60Hz DC Power input 24V 5A Operation Power Consumption