Bolt circle diameter: 370mm

　　Front mount: 356mm

　　Nominal diameter: 390mm

　　Nominal impedance: 8 Ohms

　　Minimum impedance: 6 Ohms

　　Nominal power handling: 700W

　　Maximum power handling: 1,400W

　　Sensitivity (1W/1m): 98dB

　　Frequency range: 30 to 2000Hz

　　Voice coil diameter: 125mm

　　Voice coil material: flat line of copper

　　Former material: fiber

　　Winding depth: 17mm

　　Flux density: 25H