Number of Channels 5 Max Power 125 Watts x 4 @ 4-Ohms + 400 Watts x 1 @ 2-Ohms 200 Watts x 4 @ 2-Ohms + 500 Watts x 1 @ 1-Ohm Bridgeable Yes (channels 1/2 & 3/4) Crossover Controls CH1/2: 12dB/octave FULL-HPF 10Hz to 150Hz CH3/4: 12dB/octave FULL-HPF 10Hz to 150Hz CH5: LPF 30Hz to 150Hz + 15Hz to 55Hz Subsonic Tone Controls Subwoofer: 0dB to +12dB @ 45Hz Signal Input Low-Level: (6) RCA Input Mode Switch: 4CH/5CH Input Level: 200mV to 5V Signal Output n/a Power Input Connector Block connector w/ set screw Power Wire Gauge 4 AWG Speaker Output Connector Block connector w/ set screw Speaker Wire Gauge 10 AWG Heat Sink Type Extruded aluminum Cooling Convection Remote Control Bass Boost (included) w/ integral Power LED & Protect LED Visual Indicators Power Protect Circuit Topology Class Class A/B Frequency Response 20Hz to 20kHz Shipping Weight 15 Lbs. (6.8 Kg.) Dimensions L20.3″ x W9.4″ x H2.3″ 51.56cm x 23.876cm x 5.8cm