RE Audio SXX15D4 15-Inch Composite Cone with Dual 4 Ohm Performance Woofer<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Dual Composite 2-piece Cone， Rubatek Foam Surround</li><li>Cast Aluminum Basket， Tork-Tite Terminal</li><li>3 " 8-layer Aluminum Voice Coil， FEA Optimized Motor Structure</li><li>Triple Stack Magnets， Progressive Spiders， Wrap around Rubber Gasket</li><li>Nominal Impedance: Dual 4 Ohm， Power Handling: 1000 W (RMS)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/318ZbepLpuL.jpg" noproxy>