MB Quart RA1-710.5 Reference Series 5-channel car amplifier — 50 watts RMS x 4 at 4 ohms + 350 watts RMS x 1 at 1 ohm

Product info: 5-channel car amplifier 50 watts RMS x 4 + 150 watts RMS x 1 at 4 ohms 100 watts RMS x 4 + 250 watts RMS x 1 at 2 ohms 100 watts RMS x 4 at 2 ohms + 350 watts RMS x 1 at 1 ohm channels 1-4: variable high-pass filters (50-250 Hz, 12 dB/octave) subwoofer channel: variable low-pass filter (50-250 Hz, 12 dB/octave) variable bass boost (0-12 dB at 45 Hz) switchable subsonic filter (Off/25 Hz, 12 dB/octave) wired remote bass level control included More info: preamp and speaker-level inputs speaker wire-to-RCA adapters required for speaker-level input DC offset-sensing turn-on with speaker-level input wiring, fuse, and hardware not included with amplifier 4-gauge power and ground leads and an 80A fuse recommended dimensions: 14-7/16"W x 2-1/4"H x 5-7/8"D warranty: 1 year