JL Audio 12TW3-D8 12" Shallow Mount Subwoofer w/ Dual 8-Ohm Voice Coils

Highlights 12" subwoofer with dual 8-ohm voice coils Shallow-mount design with small airspace requirements Mica-filled polypropylene cone with rubber surround Cast alloy basket Power handling: 400 watts RMS (800 watts peak) Frequency response: 24-200 Hz Sensitivity: 84.23 dB Top-mount depth: 3-1/2" Sealed box volume: 1.0 cubic feet Ported box volume: 1.3 cubic feet Grille not included Warranty: 1 year Features Thin-Line Design: JL Audio's patented thin-line woofer technology compresses the architecture of the 12TW3-D8 subwoofer and allows it to deliver great bass performance in tight space applications (less than 3½" deep). Central to the technology is the Concentric Tube structure that supports the oversized voice coil and the suspension attachments. This permits placing the motor structure much further forward in the speaker than conventional designs, while maximizing linear excursion capability. Concentric Tube Suspension: JL Audio's patented Concentric Tube Suspension employs a m