Max. total power 840 (2 channel mode) RMS power 4 ohms 4 x 70 watts / 2 x 200 watts RMS power 2 ohms 4 x 100 watts Max. power 4 ohms 4 x 140 watts / 2 x 420 watts Number of channels 4/3/2 Speaker outputs 4 Inputs Cinch Frequency range 10 – 30,000 Hz Stability 2 ohms Signal/noise ratio > 92 dB/A Gain adjust 0.1 – 8 volts Low pass 50 – 250 Hz High pass 80 Hz Dimensions W x H x D (mm) 197 x 52 x 426