Lanzar VIBE256 Viberant 2 Channel 1600 Watts High Power Mosfet Amplifier 2 x 400W RMS at 4 OHMS 2 x 800W MAX at 4 OHMS 1 x 1600W MAX at 4 OHMS Bridged 2 x 650W at 2 OHMS RMS Electronic Crossover Network Bass Boost Circuit 2 Ohms Stereo Stable