FEATURES Mono Class D TechnologyOutput Power @ 14.4 VDC, 2O, 1 x 500W Output Power @ 14.4 VDC, 4O, 1 x 250W 2O Mono load CapabilityAudiophile Grade Nickel Plated RCA connectors Variable 12db Low-pass crossover Selectable 12dB Bass BoostVariable Sub-sonic FilterMarine Grade Conformal Coated Double Sided PCBCompatible with any 4/2O Subwoofer