Clif Designs CD80.4LX 4-Channel Car Audio Amplifier 1500 watts 1500 Watt 4-Channel LX Series Amplifier RMS Power Ratings: 110 watts x 4 chan RCA Outputs: 1 Pair 2 Ohm Mono Stable 2/3/4/5/6 Channel Operational (MIXED MONO) Regulated Power Supply Soft Start Circuitry 3-Way Short Circuit Protection Full MOSFET Circuitry Built-In Crossover Variable Bass Boost: 0 - 18 dB Damping Factor: 150 Channel Seperation: 65 dB Dimensions: 19" L 8.5" W 2.1" H