12-in High Power Woofer 8 Ohms w/Mid High Performace

700 W continuous program power capacity 80 Degrees nominal coverage 45 - 18000 Hz response 99 dB sensitivity Single Neodymium magnet assembly Nominal diameter: 320 mm 12.0 in Nominal impedance: 8 Ohms Minimum impedance lf: 6.5 Ohms Minimum impedance hf: 8.0 Ohms Frequency range: 45 - 18000 Hz Dispersion angle: 80 Degrees Magnet material: Neodymium Ring LF Unit LF Sensitivity: 99.0 dB LF Nominal Power Handling: 350 W LF Continuous Power Handling: 700 W LF Voice Coil Diameter: 76 mm 3.0 in LF Winding Material: Copper HF Unit HF Sensitivity: 105.0 dB HF Nominal Power Handling: 80 W HF Continuous Power Handling: 160 W HF Voice Coil Diameter: 75 mm 3.0 in HF Winding Material: Aluminium Diaphragm material: Polyester/Titanium Recommended crossover: 1.2 kHz Parameters Fs: 42 Hz Re: 5.0 O Qes: 0.2 Qms: 8.0 Qts: 0.19 Vas: 120.0 dm3 4.2 ft3 Sd: 522.0 cm2 80.9 in2 ?0: 4.1 % Xmax: 4.0 mm Xvar: 6.0 mm Mms: 47 g Bl: 17.6 Txm Le: 0.8 mH EBP: 210 Hz Mounting & Shipping Info Overall diameter: 315 mm 12.4 in Bolt circle diameter: 298 mm 11.7 in Baffle cutout diameter: 282 mm 11.1 in Depth: 170 mm 6.7 in Flange & gasket thickness: 14 mm 0.55 in Net weight: 5.0 kg 11.0 lb Shipping units: 1 Shipping weight: 5.9 kg 13.0 lb Shipping box: 380x380x240 mm 15x15x9.4 in Service Kit Service kit lf: RCK12CXN768 Replacement diaphragm: MMD9028M