B&C Speakers 12CL76-8 LF Drivers 12-inch Woofer with 8 Ohms Impedance 350 Watts Rms 700 Watts Max Continuous Power Handling Capacity Neodymium Inside Slug Pro Audio Component Speaker Driver for Motorcycle Car || HIGHLIGHTS 700 W continuous program power capacity | 76 mm (3 in) copper voice coil | 45 - 3000 Hz response | 98.5 dB sensitivity | Ventilated voice coil gap for reduced power compression | || SPECIFICATIONS : Nominal Diameter : 320 mm (12.0 in) | Nominal Impedance : 8 Ω | Minimum Impedance : 6.5 Ω | Nominal Power Handling1 : 350 W | Continuous power handling2 : 700 W | Sensitivity (1W/1m)3 : 98.5 dB | Frequency Range : 45 - 3000 Hz | Voice Coil Diameter : 76 mm (3.0 in) | Winding Material : Copper | Former Material : Glass Fibre | Winding Depth : 17.0 mm (0.67 in) | Magnetic Gap Depth : 11.0 mm (0.43 in) | Flux Density : 1.05 T | || MOUNTING AND SHIPPING INFO || Overall Diameter : 313 mm (12.32 in) | Bolt Circle Diameter : 299 mm (11.77 in) | Baffle Cutout Diameter : 282.0 mm (11.1 in) | Depth : 142 mm (5.59 in) | Flange and Gasket Thickness : 9 mm (0.35 in) | Air Volume Occupied by Driver : 2.3 dm3 (0.08 ft3) | Net Weight : 3.35 kg (7.39 lb) | Shipping Units : 1 | Shipping Weight : 4.25 kg (9.37 lb) | Shipping Box : 360x360x200 mm (14.17x14.17x7.87 in) | || DESIGN : || Surround Shape : Triple Roll | Cone Shape : Exponential | Magnet Material : Neodymium Inside Slug | Spider : Single | Pole Design : Straight Pole | Woofer Cone Treatment : WP Waterproof Front Side | Recommended Enclosure : 40.0 dm3 (1.41 ft3) | Recommended Tuning : 60 Hz | || B&C Speakers has been one of largest and most prestigious professional loudspeaker transducer manufacturers in the world. In addition to designing and distributing components under the B&C brand name, they also supply OEM components to many of the top professional audio brands in the market today.