Hifonics BXX4000.1D (r) Bxx4000.1d Brutus(r) Bxx Series Monoblock Super D Class(tm) Subwoofer Amp (4,000 Watts)

? 1ohm stable;? 0deg -180deg phase adjustment;? Nickel-plated RCA jacks resist corrosion;? Variable electronic crossover allows for complete control of sound;? Ultra-Fi(TM) MOSFET outputs for high power & efficient cooling with minimal distortion;? Aluminum heat sink minimizes heat buildup;? Simpatico coil design keeps voltage constant through Ultra-Fi(TM) MOSFET outputs;? Molded & angled connection types;? Monitor overload & speaker short protection with illuminated LED indicators on end panel;? Low-noise preamp circuitry;? 12-gauge speaker terminal wire;? Freq resp: 10Hz-250Hz;? 0dB-10dB bass boost;? 15Hz-35Hz subsonic filter;? 4,000W x 1 @ 1ohm ;? 1,000W x 1 @ 4ohm ;? 2,000W x 1 @ 2ohm ;? Includes bass remote & manual;