Alpine SWR-1043D 10" Subwoofer (4Ω + 4Ω)
10" subwoofer with dual 4-ohm voice coilsKevlar reinforced pulp cone with Santoprene rubber surroundcast aluminum frame with perimeter venting and radial finned heat sinkfrequency response: 24-500 Hzpower handling: 300-600 watts RMS (300 watts per coil)peak power: 1,800 wattssensitivity: 83 dBtop-mount depth: 6"warranty: 1 year