DS18 DS-W12SR 12-Inch 1,600 Watts Dual Voice Coil Subwoofer This High-Powered 12-Inch Subwoofer Delivers 1,600 Watts of Max Power Rubber Seal Gasket, Air Vented Aluminum Former, Black Poly-Mica cone, and Chrome Plate Steel Basket Make this Subwoofer Great for Sealed and Band pass Enclosures High-Temperature 2-Inch 4-Layer Dual Voice Coil (4 Ohm + 4Ohm) Double-Stack 50-Ounce Magnet, Push-Type Terminal 2-Ohm, 4-Ohm, and 8-Ohm Operational with a Frequency Response of 25-2,000 Hertz