Power Output (4 Ohm): 350W+350W Power Output (8 Ohm): 250W+250W Power Output Bridge (8 Ohm): 400W Frequency response: 20 Hz - 20 kHz Input Sensitivity: 1.23 V Slew Rate: Z 30 uS S/N Ratio: >99 dB Distorsion: >0.1% AC Voltage: AC 230V/50-60 Hz Dimensions: 483 X 88 X 420 mm Weight: 9.2 Kg