BOSS Audio Systems CH12DVC 1800 Watt, 12 Inch, Dual 4 Ohm Voice Coil Car Subwoofer
- Sensitivity SPL (1W / 1m) 86 dB, Resonant Frequency 36 Hz.
- Polypropylene Cone, 2 Inch Copper Voice Coil, Rubber Surround.
- Sealed Enclosure Internal Volume: 1.2 Cubic Feet, Ported Enclosure Internal Volume: 1.7 Cubic Feet.
- 5.5 Inch Round Inch Port Circumference, 38 Inch Port Length, 30 Hz Port Frequency.
- 5.3 Inch Mounting Height, 11 Inch Mounting Hole Diameter.