15'' 1400 Watt Legacy Red Series Subwoofer Red Aluminum Cone Specially Treated Rubber Edge Suspension Bumped & Vented Motor Structure High Temperature Dual 2.5'' Kapton Voice Coil Double Magnet Structure 4 Ohm Impedance 700 Watts RMS/1400 Watts Peak SPL @ 1W/1M: 92dB Overall Diameter: 15.16'' Mounting Depth: 7.13'' Magnet Weight: 80 + 80 oz.