MB Quart DA2-500.5D Discus 5 channel amplifier — 35 watts RMS x 4 at 4 ohms + 350 watts RMS x 1 at 1 ohm

Product info: 5-channel amplifier 35 watts RMS x 4 + 150 watts RMS x 1 at 4 ohms 50 watts RMS x 4 + 225 watts RMS x 1 at 2 ohms 100 watts x 2 bridged at 4 ohms + 350 watts x 1 at 1 ohm front and rear channels: selectable high-pass filters: 80 Hz, 12 dB/octave subwoofer channel: variable low-pass filter: 50-150 Hz, 12 dB/octave selectable bass boost: 0, 12 dB at 45 Hz variable subsonic filter: 15-50 Hz, 12 dB/octave wired remote bass level controller included 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