Power Acoustik BAMF154 15" Woofer Dual 4 Ohm 3800W Subwoofer

3800 Watts Max 1900 Watts RMS 3" 4 Ohm Dual VC 272 oz. magnet Efficiency (1w/1m): 86.40  Optimum sealed: 2.00 cu. ft. Optimum ported: 4.00 cu. ft. Mounting depth: 8" Overcompensating Motor Sturcture for Increased Magnetic Strength12mm T-Yoke & Top Plate Improve Low Frequency DynamicsVented T-Yoke & Frame Reduces Voice Coil Heat Build-upNon-Magnetic Non-Resonate Die-Cast Aluminum Frame3" 4-Layer Voice Coil w/ Direct Connect Wire Increases Power HandlingHigh-Temperature Tollerance Adhesives Resist Thermal FailureNon-Transfer Spruce Pulp Cone w/ UV & Chemical ProtectionSitched and Glued Surround/Cone Joints for Strongest BondingExtended Excursion Polyether Foam Surround w/ UV ProtectionDual Poly-Cotton Suspension Dampen Violent AccelerationsStitched Voice Coil Leads Prevent Potential Damage1-pc Gasket/Trim Ring w/ Concealed Mounting Holes Included