Champion Series Class-D Mono Amplifier 1600W Max / 500W RMS at 2 ohms Tuned to deliver deeper and louder bass Champion Series Design Variable LPF RCA Input Speaker Input Amplifier Class Class D No. of Channels Mono Max. power output800 W x 1 (4Ω) 1,600 W x 1 (2Ω) RMS power output300 W x 1 (4Ω) 500 W x 1 (2Ω) Frequency Response10 Hz to 240 Hz Impedance1Ω to 8Ω Total Harmonic Distortion (THD)<0.5% (100 Hz) S/N Ratio100 dB Speaker Level Input Yes Automatic Signal Sensing and Turn-On Yes Crossover Type Variable LPF Crossover Frequency40 Hz to 240 Hz Bass Boost Frequency56 Hz Baas Boost Level0 dB to 18 dB Bass Boost Remote No Dimensions252 mm x 60 mm x 215 mm