Output power: 1000 Watts RMS into 4 ohms, 1000 watts RMS into 8 ohms Frequency Response: 7 Hz to 56 Khz at +0 dB-3dB Input Sensitivity 1,2 Volt RMS (for 300 Watts into 4 ohms) Harmonic Distortion: 0,06% from 20 Hz to 20Khz, Typically 0.004% Signal to noise ration: 122 db unweighted (20 Hz to 20 Khz), 122 db A-weighted Damping factor: 200 (for 8 ohms loads) Stability: Unconditional