B&C Speakers 10HPL64-8 10-in Woofer Pro Audio Component Speaker Driver for Motorcycle Car with 8 Ohms Impedance & 400 Watts

"B & C Speakers 10HPL64-8 10-in Woofer Pro Audio Component Speaker Driver for Motorcycle Car with 8 Ohms Impedance & 200 Watts Rms 400 Watts Max Neodymium Inside Slug || 400 W continuous program power capacity || 64 mm (2.5 in) aluminium voice coil || 60 - 4000 Hz response || 98.5 dB sensitivity || Neodymium magnet allows a very light yet || powerful motor assembly || || SPECIFICATIONS || Nominal Diameter : 250 mm (10.0 in) || Nominal Impedance : 8 ? || Minimum Impedance : 6.2 ? || Nominal Power Handling1 : 200 W || Continuous power handling2 : 400 W || Sensitivity (1W/1m)3 : 98.5 dB || Frequency Range : 60 - 4000 Hz || Voice Coil Diameter : 64 mm (2.5 in) || Winding Material : Aluminium || Former Material : Glass Fibre || Winding Depth : 12.0 mm (0.47 in) || Magnetic Gap Depth : 8.0 mm (0.31 in) || Flux Density : 1.25 T || || DESIGN || Surround Shape : Double Roll || Cone Shape : Exponential || Magnet Material : Neodymium Inside Slug || Spider : Single || Pole Design : Straight Pole || Woofer Cone Treatment : None || Recommended Enclosure : 26.0 dm3 (0.92 ft 3) || Recommended Tuning : 67 Hz || || PARAMETERS || Resonance Frequency : 61 Hz || Re : 5.4 ? || Qes : 0.33 || Qms : 4.5 || Qts : 0.31 || Vas : 32.0 dm3 (1.1 ft3) || Sd : 320.0 cm2 (50.0 in2) || ?? : 2.5 % || Xmax : ± 4.0 mm || Xvar : ± 5.5 mm || Mms : 29.0 g || Bl : 15.0 Txm || Le : 0.5 mH || EBP : 184 Hz || || MOUNTING AND SHIPPING INFO || Overall Diameter : 261 mm (10.3 in) || Bolt Circle Diameter : 245 mm (9.6 in) || Baffle Cutout Diameter : 230.0 mm (9.1 in) || Depth : 122 mm (4.8 in) || Flange and Gasket Thickness : 13 mm (0.5 in) || Air Volume Occupied by Driver : 1.5 dm3 (0.05 ft3) || Net Weight : 2.0 kg (4.4 lb) || Shipping Units : 1 || Shipping Weight : 2.6 kg (5.7 lb) || Shipping Box : 295x314x175 mm (11.61x12.36x6.89 in) || "