Soundstream R3.12 12" 800 Watt Reference R3 Subwoofer 12" Dual 2 Ohm Reference R3 Series Subwoofer | Power Handling: RMS: 800 watts | Max: 1600 watts Oversized concave IMPP primary cone | Die-cast aluminum Soundstream reference R3 frame | Inverted roll polyether foam surround 2.5" 4-layer stitched voice coil | Nickel plated 12 ga. compression wire terminal Double stacked magnet, t-yoke, and top plate Top-mount depth: 6.875" | Sensitivity: 84.66 dB