Lanzar OPTI900X2 Lanzar Optidrive 2-Channel Competition Class Mosfet Amplifier, Bridgeable Stereo Amp 900 Watt x 2 RMS Power @ 4 Ohm - Electronic Crossover Network - Bass Boost Circuit 1800 Watt x 2 Max Power @ 4 Ohm - 2 Ohm Stereo Stable - Silver Plated RCA Inputs 3500 Watt x 1 Max Power @ 4 Ohm Bridged (Bridgeable Stereo Amp Design) 1500 Watt x 2 Watt RMS Power @ 2 Ohm - Subwoofer Remote Level Control Fuse Rating: 300 AMP ANL x 1 - Dimensions: 11.42" (W) x 2.68" (H) x 24.8" (L)