FEATURES: Rolled butyl rubber edge Heat-resistant voice coil 3-way speaker Woofer: Hybrid Pearl Olefin Cone Strontium Magnets Midrange: Poly-Ether Imide Cone Angled-mounting unit Tweeter: Dome 150W Maximum music power Impedance: 4 Ohms Mounting depth: 2 3/8² Manufacturer's Suggested Retail Price: $.00