4 channel amplifier power output at 4 ohms 800 watt output power per channel at 4 ohm 200 watt rms power per channel at 4 ohm 100 watt output power per channel at 2 ohm 400 watt rms power per channel at 2 ohm 200 watt series hifonics zxi displays led operation display led surcharge indicator connections screw terminals rca outputs rca frequency response 20 30000 hz integrated crossover signal to noise ratio 90 db impedances 2 4 ohm distortion factor