1,500 watts maximum power; 750 watts RMS; 10 in. dual 2 ohm mobile subwoofer; 2.5 in. black-coated voice coil for higher thermal capacity; Heavy-duty industrial-strength aluminum cast frame; Black design patterned and treated semi-press pulped cone; Elevated motor structure cooling design; Oversized spider; Oversized polish black chrome finished terminals; Shorting ring for lower distortion; Polished bumped backplate; KLIPPEL(R) DA optimized motor and suspension symmetry; Mounting diameter: 9.13 in.; Mounting depth: 6.18 in.; Includes mounting screws; Each;