High Power Professional 15-in Speaker w/3400 Watts Continuous Capability

3400 W continuous program power capacity 116 mm 4.5 in split winding copper voice coil 35 - 1500 Hz response 96 dB sensitivity Double silicone spider with optimized compliance 60 mm peak-to-peak excursion before damage Ventilated voice coil gap for reduced power compression Aluminium demodulating ring for very low distortion Nominal diameter 380 mm 15.0 in Nominal impedance 4 Ohms Minimum impedance 3.2 Ohms Nominal power handling 1700 W Continuous power handling 3400 W Sensitivity 1W/1m3 96.0 dB Frequency range 35 - 1500 Hz Voice coil diameter 116 mm 4.5 in Winding material Copper Former material Glass Fibre Winding depth 34 mm 1.33 in Magnetic gap depth 14 mm 0.55 in Flux density 1.15 T Surround shape Triple 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 90.0 dm3 3.2 ft cubed Recommended tuning 40 Hz Fs 35 Hz Re 5 Ohms Qes 0.25 Qms 4.4 Qts 0.24 Vas 110.0 dm3 3.9 ft cubed Sd 855.0 cm2 132.5 in 2 Xmax 13.5 mm Xvar 13.0 mm Mms 200 g Bl 30.0 Txm Le 1.8 mH EBP 140 Hz Mounting And Shipping Info Overall diameter 393 mm 15.5 in Bolt circle diameter 374 mm 16.7 in Baffle cutout diameter 353.0 mm 13.9 in Depth 193 mm 7.6 in Flange and gasket thickness 16 mm 0.63 in Air volume occupied by driver 7.0 dm3 0.25 ft3 Net weight 12.0 kg 26.4 lb Shipping units 1 Shipping weight 13.9 kg 30.6 lb Shipping box 420x420x200 mm 16.5x16.5x7.9 in Service Kit Replacement diaphragm RCK15SW1158