8ohm stereo power 225w+225w 4ohm stereo power 400w+400w 8ohm stereo power 720w 2ohm stereo power 720w Frequency Response 20Hz- 20KHz -0.5dB Input sensitivity +4dB (1.23v) Balance Input Impedance 94k Ω Unbalance Input Impedance 47 k Ω Signal/Noise ratio >100dB Separation Degree Between Chest Rated Output Power > 95dB Damping Factor >1000 Slew Rata > 50v/us Protection Power fuse; short circuit, speaker protection; soft turn on/ turn off (without level elimination) LED Indicators Power (blue), protection (yellow), clip (red), signal (green), bridge (rear panel red) Cooling System Vent for efficient cooling, fan with little noise Front Panel Controls CHA LEVEL / CHB LEVEL controls, power switch Rear Panel Mode Switch Stereo / parallel / bridge option switch, ground switch Connectors: XLR INPUT and LINK, binding posts for connecting speakers Power Consumption 2000 W ΩΩ Power Supply AC 220V/50-60Hz SIZE 485 ?40?9㎜