DS18 HOOL-X15.2D Hooligan 15" SPL Competition Subwoofer 6000W Max 4000W RMS Dual 2 &Omega; Subwoofer FOR FANATICS AND AUDIOPHILES: The Hooligan-X 15" Subwoofer is an SPL Competition Grade Subwoofer. See display picture and description for more specs Amazing power: 6, 000 watts Max power and 4, 000 watts RMS power Highest quality composites: 500 oz high strength magnet, 4" Black aluminum 4-layer voice coil, 6-layer conex spider Configuration freedom: the hooligan comes in Dual 1-ohm, 2-ohms, or 4-ohms impedance Warning: you might piss off all law enforcement entities nearby