Power Acoustik BAMF-122 BAMF Series Subwoofer (12; 3,500 Watts; Dual 2ohm )

3 dual 2ohm , 4-layer voice-coil configuration with direct-connect wire increases power handling ; Overcompensating motor structure for increased magnetic strength ; 12mm T-yoke & top plate improve low-frequency dynamics ; Vented T-yoke & frame reduce voice-coil heat buildup ; Nonmagnetic, nonresonant die-cast aluminum frame ; High-temperature-tolerant adhesives resist thermal failures ; Nontransfer spruce pulp cone with UV & chemical protection ; Stitched & glued surround/cone joints for strongest bonding ; Extended-excursion polyether foam surround with UV protection ; Dual poly-cotton suspension dampens violent accelerations ; Stitched voice-coil leads prevent potential damage ; 6 mounting depth ; Includes 1 gasket/trim ring with concealed mounting holes ; 12 ; 3,500W max ; 1,750W RMS ; Efficiency: 85dB ; 272oz motor ; Mounting 6.775 ; Optimum sealed enclosure: 1 cu ft * Optimum ported enclosure: 2 cu ft ; Each;