B&C 12BG1004 12 4 Ohm Super Bass Woofer

This item is brand-new, factory sealed.

* Continuous power handling: 2000 W.
* Voice coil diameter: 4.0 in (100 mm)
* Magnet material: Neodymium Inside Slug.
* Nominal Diameter: 320 mm (12.0 in).
* Nominal Impedance: 4 Ohms.
* Minimum Impedance: 5 Ohms.
* Nominal Power Handling: 1000 W.
* Continuous power handling: 2000 W.
* Sensitivity (1W/1m): 93.0 dB.
* Frequency Range: 40 - 1000 Hz.
* Voice Coil Diameter: 100 mm (4.0 in).
* Winding Material: Copper.
* Former Material: Glass Fibre.
* Winding Depth: 27.0 mm (1.05 in).
* Magnetic Gap Depth: 11.0 mm (0.43 in).
* Flux Density: 1.15 TDesign.
* Surround Shape: Roll.
* Cone Shape: Radial.
* Magnet Material: Neodymium Inside Slug.
* Spider: Double Silicone.
* Pole Design: T-Pole.
* Woofer Cone Treatment: TWP Waterproof Both Sides.
* Recommended Enclosure: 40.0 dm3 (1.41 ft3).
* Recommended Tuning: 40 Hz
* Resonance Frequency: 39 Hz.
* Overall Diameter: 319 mm (12.5 in).
* Bolt Circle Diameter: 299 mm (11.8 in).
* Baffle Cutout Diameter: 281.0 mm (11.1 in).
* Depth: 137 mm (5.4 in).
* Flange and Gasket Thickness: 13 mm (0.5 in).
* Air Volume Occupied by Driver: 2.7 dm3 (0.09 ft3).
* Net Weight: 8.2 kg (18.0 lb).
* Shipping Units: 1.
* Shipping Weight: 9.1 kg (20.06 lb).
* Shipping Box: 360x360x200 mm (14.17x14.17x7.87 in)
* Recone kit: RCK12BG1008