Features 1600W Class D Mono Block Amplifier 1 Ohm Stable Capability PWM Mosfet power supply RCA line level Stereo inputs 12dB / Variable Low Pass Crossover Variable Subsonic Filter Selectable Bass Boost @ 45 Hz Thermal Protection Circuitry Wired Remote Bass Control Included Specifications Power @ 1 Ohm mono 1600 watts Power @ 2 Ohm mono 800 watts Signal to Noise Ratio >90dB Low Pass Crossover 50Hz-220Hz Subsonic Filter 0 - 50Hz Bass Boost @ 45 Hz 0-6dB-12db Frequency Response 10Hz-250Hz THD @ 1