10" woofer and 10" passive radiator Class D 200-watt amplifier wired volume control with 16-foot cable frequency response 20-120 Hz low-pass crossover variable from 50-120 Hz at 12 dB per octave speaker and line-level inputs phase switch bass boost adjusts from -6 dB to +3 dB at 40 Hz 25-amp fuse auto turn-on with speaker-level inputs remote turn-on lead (12V) required for use with RCA inputs 19' speaker-level input wires with plug-in harness included 14-1/2"W x 13-3/8"H x 9-7/8"D (vertical mount); 14-1/2"W x 9-1/2"H x 15-3/16"D (horizontal mount) Authorized Internet Dealer