DES-Series 12" 1000W 4-Ohm DVC Car Stereo Subwoofer Power Rating: Peak: 1000 Watts RMS: 500 Watts Sensitivity: 82.8 dB Mounting Depth: 6.63" Mounting Diameter: 11" True Fiber Weave Paper Backed Parabolic Cone High Grade Rolled Edged 6 Leg Black Powder Coat Stamped Frame Oversized Chrome Push Terminals Dual Mirror Image Spider With Woven Tinsel Leads Black PVC Wrap Around Mounting Gasket Vented Pole & Voice Coil Gap For Cooler Operation Klippel Optimized Motor & Suspension Symmetry Includes official LAB vinyl sticker (2.13" x 2.75")