Alpine mrp-f550 1000w Item(s) for Sale: ALPINE MRP-F550 500W Item(s) Description/Condition: Used for less than a year, slight cosmetic wear still in great working condition, everything OEM included. Never had the gain all the way up. 4-channel car amplifier90 watts RMS x 4 at 4 ohms (125 watts RMS x 4 at 2 ohms)250 watts RMS x 2 bridged output at 4 ohms (4-ohm stable in bridged mode)CEA-2006 compliant2-, 3-, or 4-channel outputvariable high-pass/low-pass filters (50-400 Hz, 12 dB/octave)tuned Bass EQ (12 dB bass boost at 50 Hz for channels 3 & 4)subsonic filter (15 Hz, 24 dB/octave for channels 3 & 4)MOSFET power supplySTAR Topology (minimizes internal noise and prevents ground interference)gold-plated screw terminalsspeaker- and preamp-level inputspreamp outputsfuse rating: 30A x 28-gauge power and ground leads recommended — wiring and hardware not included with amplifier15-5/8"W x 2-3/8"H x 9-9/16"D Price: $150+ship OBO Shipping and Miscellaneous Item Information: Will combine shipping with other items, and do bulk purchase with other items I have listed. Shipping depends on how fast you want it...usps, priority, express, I'm flexible. (Other posts)