Scosche C104 10-Inch Competition Subwoofer Max Pwr: 500 RMS Pwr: 250 Durable Rubber Surround with Integrated Gasket; Stitched & Bonded Surround High Strength One-Piece IMPP Cone; Ultra High Temperature 2.5-Inch Voice Coil Woven Tinsel Leads; Large, Double Stacked Magnets Nickel Plated Spring Loaded Push Terminals