Paper Cone Woofer Oversize Nitrile-Butadiene Rubber Surround Dual Cooling System Tinsel Leads Stitched And Looped Across Spider 2-1/2 Copper Wound Voice Coil On Aluminum Former Large Ceramic Magnet Structure Spring Loaded Push Terminals Frequency Response: 20-250 Hz Sensitivity: 86.3 Db Top-Mount Depth: 7-1/4
