Power ratings: rms power output:stereo 4 Ohm: 2 x 400w bridged 8 Ohm: 1 x 800w peak power output:stereo 4 Ohm: 2 x 1500W max bridged 8 Ohm: 1 x 3000W max features: Rockville RPA9 3000 Watt peak 2 channel professional/DJ rack mount amplifier rack space bridged and stereo output switch makes this perfect for (2) subwoofer, (2) built in Crossover switch allows make this perfect for speakers, monitors, or subwoofers channel a & B clipping LED indicators channel a & B separate level controls power, signal, overload, clipping, and protection LED indicators on front of amp heavy duty rack mount ears with handles built-in dual high velocity quiet cooling fans. Rockville RPA9 3000 Watt peak 2 channel professional/DJ rack mount amplifier. 2U rack space Bridged and stereo output switch makes this perfect for (2) subwoofer, (2) speakers, or (4) speakers Built in Crossover switch allows make this perfect for speakers, monitors, or subwoofers Channel a & B clipping LED indicators. Channel a & B separate level controls Power, Signal, overload, clipping, and protection LED indicators on front of amp