VOLFENHAG Zx-5002, 2ch Mosfet Bridgeable Power Amplifier (840 Watts Max) VOLFENHAG Zx-5002, 2ch Mosfet Bridgeable Power Amplifier (840 Watts Max) WIRED BASS REMOTE CONTROL (20FT Wire Included) VARIABLE LPF: 30Hz - 500Hz VARIABLE HPF: 50Hz - 1 KHz VARIABLE BASS BOOST: 0dB - 18dB 4 Gage power wire kit recommended (sold separately) Ship From and Sold by CarAmpAndSpeaker