MS-12SD2  A 12"" (300mm) high power-handling, dual voice-coil premium subwoofer
12in Dual 2 ohm MS Series SubwooferPower Handling:Peak: 1800 watts RMS: 450 watts Impedance: Dual 2 ohmPolypropylene cone materialLaminated polyurethane and fabric surroundVented pole pieceDesigned for both sealed and vented enclosuresAluminum frame with black epoxy coating2-1/2in Copper voice coil with Kapton former56 oz. Barium ferrit magnet structureSilver-plated push terminalsFrequency response: 30-400 HzSensitivity: 87 dBAuthorized Internet Dealer1-year Manufacturer's warranty