Price is per unit 8Ω Voice Coil Diameter 44 mm 1.75 in Continuous Power Handling 500 W Specifications Nominal Diameter 44 mm (1.75 in) Nominal Power Handling 250 W Sensitivity 110 dB Recommended Crossover 2 kHz Winding Material Aluminum Flux Density 1.65 T Max Frequency Range 20 kHz Nominal Impedance 8 Ω Continuous Power Handling 500 W Frequency Range 2 kHz - 20 kHz Voice Coil Diameter 44 mm (1.75 in) Winding Depth 2.7 mm (0.11 in) Min Frequency Range 2 kHz Parameters Fs 1400 Hz Re 4.5 Ω Design Cone Shape Planar Cone Material Mylar Connection Type Faston Mounting and Shipping Info Overall Diameter 112 mm Baffle Cutout Diameter 95 mm (3.74 in) Flange and Gasket Thickness 4 mm (0.16 in) Shipping Units 6 pcs Bolt Quantity 4 pcs Bolt Circle Diameter 116 mm (4.57 in) Depth 68 mm (2.68 in) Net Weight 0.8 kg (1.76 lb) Basket Material Aluminum Bolt Diameter 4.5 mm (0.18 in)