I know some people here are into car audio stuff so I figure I'd try and sell it here. It is a memphis 16-MCH1300. I had the amp installed in my car for about 3 years but it only saw use for probably a year out of that time. Here are some specs 5-Channel MClass Series Amplifier Class-AB / Class-D Hybrid Amplifier Compact Aluminum Chassis with Custon Black Pearl Finish Gold Plated RCA Connectors Full MOSFET Design Fully Variable Crossover: HP/LP (40 Hz - 6 kHz) (Channels 1-4) Fully Variable Crossover: LP (50 Hz - 250 Hz), Subsonic (20 - 50 Hz) (Channel 5) 4-Way Protection Circuitry Platinum Finish Wire Connections Accepts 4 Gauge Power and Ground Wire Optional Wired Remote Gain Control RMS Power Ratings: 75 watts x 4 chan. / 300 watts x 1 chan. @ 4 ohms 115 watts x 4 chan. / 600 watts x 1 chan. @ 2 ohms 1100 watts x 1 chan. @ 1 Ohm (ONLY CHANNEL 5 IS 1 OHM STABLE!) Adjustable Input Sensitivity: 200mV - 4V Dimensions: 25.81" L x 7.6" W x 2.4" H (Subs not for sale)