Featuring a new NBR Nitrile Butadiene Rubber surround for increased linear accuracy and a proprietary Woven Glass Fiber Kraft Reinforced cone the 2XL series is built to perform. The custom cast aluminum basket provides perimeter venting to assist in cooling the newly redesigned 2.5 Black Kapton (BKSV) voice coil and inverted motor structure. 600 watt RMS/ 1200 Watts Max.PowerBass 2XL-1040DS - 10 Dual 4-Ohm VC 650Wrms / 1300Wmax. 600 watt RMS/ 1200 Watts Max. Woven Glass Fiber Cone With Pressed Kraft Paper Reinforcement. Nitrile Butadiene Rubber (NBR) Surround. 2.5 Vented BKSV Voice Coil Former. This item is in the category "Consumer Electronics\Vehicle Electronics & GPS\Car Audio\Car Subwoofers". The seller is "creative-car-audio" and is located in this country: US. This item can be shipped to United States.