About this item Sensitivity 1.4Vrms, Frequency Response +0dB, -1dB, Signal to Noise >103dB (at .775Vrms, 6dB lower), Intermodulation Distortion < 0.3% Damping Factor > 200, THD < 0.5%, Crosstalk At 1kHz: > 85dB, At 20kHz: > 55dB Class D amp with Crown's ultra-efficient DriveCore technology weighs less than 11 lb , Higher DSP capabilities: More control; has band pass filter per channel, Increased lighting functionality; turn off all LED indicators except clip and thermal to reduce distraction in dark venues Selectable input sensitivity; 1.4Vrms and .775Vrms options so that amp can be driven at full power, Set sleep mode after specified time without having to press a button, Security setting disables menu buttons; menu locked/unlocked by entering combination System reset allows factory settings to be restored, Remote power trigger, Peakx Limiters provide maximum output while protecting your speakers XLR, 1/4", RCA inputs provide flexibility, Integrated PureBand Crossover System for better performance and control, Efficient forced-air fans prevent excessive thermal buildup › See more product details