4 Channel 2000 Watt Bridgeable MOSFET Amplifier 500 Watts x 4 Output 1000 watts x 1 Bridged Output ( 500W x 2 + 1000W x 1 ) Variable Hi/Lo Electronic Crossover Network Variable Bass Boost Variable Input Level ( Gain ) Control MOSFET PWM Power Supply Power ON LED Indicator LED Protection Indicator Remote Bass Boost HI/Lo Impedance Input Illuminated Top Panel Thermal / Overload / Short Circuit Protection Anti-Thump Turn-on Tri-Mode Configurable Dimensions: 2.32'' H x 11.06'' W x 17'' L Sold as: Unit Weight: 13.54 lbs.