This SUPER SPORT Series 2,500-Watt 4-Channel Class AB Amp from Autotek delivers huge power. Features include built-in electronic crossovers for audiophile control and high-level inputs. Pro-Fi High Speed MOSFET’s components maximize power efficiency while improving sound quality and minimizing distortion while Sound Shield Technology assures additional mass in the aluminum heat sink to keep the amplifier running cool while shielding music from distortions that can be caused by heat.