Red CD Wave Electro-Plated Polypropylene Cone</br>Wide Butyl Rubber Surround w/New Pattern</br>Red steel Basket</br>Bumped Vented Extended Pole Piece</br>1.5'' High Tempreture Kapton Voice Coil</br>4 Ohms Impedance</br>70 oz. Magnet Structure</br>600 Watts Peak Power</br>Fs:35.9?? Qms:5.72?? Qes:0.83?? Qts:0.73?? Vas (Cu ft)1.932</br>SPL: 86.7dB</br>Overall Diameter: 10.16''</br>Mounting Depth: 4.45''</br>Sold as : Unit</br>Red CD Wave Electro-Plated Polypropylene Cone - 4 Ohms Impedance - Overall Diameter: 10.16''</br>Wide Butyl Rubber Surround w/New Pattern - 70 oz. Magnet Structure - Mounting Depth: 4.45''</br>Red steel Basket