Lanzar VIBE416 4 Channel 1000 Watt High Power MOSFET Amplifier 4 x 125 RMS at 4 OHMS 4 x 250W MAX at 4 OHMS 2 x 500W MAX at 4 OHMS Bridged 4 x 200W at 2 OHMS Electronic Crossover Network Bass Boost Circuit 2 Ohms Stereo Stable Anti-Thump Turn-On Tri-Mode Configurable Illuminated Top Panel Soft Turn ON/ Off High & Low Level Inputs Power & Protection LED Indicators Advanced Protectin Circuitry Remote Control Bass Booster Dimensions: 11.06''W x 2.24''H x 12''L T.H.D: < 0.04% S/N Ratio: > 90dB Channel Separation: >65dB Freq. Response: 15 Hz - 35KHz