DMX technology represents the state of the art in mobile audio subwoofer design and are poised to set new benchmarks for both performance and aesthetics. All DMX subs have custom woven Japanese Carbon Fiber cones, multi-layer 1� Durax Foam surrounds, multi-stacked 200 oz. magnets and are capable of Massive amounts of power handling up to 6000 for SPL Burping. 15 inch SPL Woofer, 1500w RMS / 3000w Max, Quad 1 ohm, 3" voice coils.