MB Quart DA2-520.4D Discus 4-channel amplifier — 90 watts RMS x 4

Product info: 2-channel amplifier 150 watts x 2 at 4 ohms 250 watts x 2 at 2 ohms 500 watts x 1 bridged at 4 ohms variable high-pass filter: 15-300 Hz, 12 dB/octave variable low-pass filter: 50-300 Hz, 12 dB/octave More info: IP67-rated waterproof — fully-coated internal components and circuit board RCA inputs handle up to 9V (20 watts) wiring, fuse, and hardware not included with amplifier 4-gauge amp wiring kit with fuse or 4-gauge power and ground leads with a 60-amp fuse recommended dimensions: 10.65"W x 2.07"H x 3.94"D warranty: 1 year