Rated Impedance: 8 Ω± 15%
Rated Power: 400 W
Max. Power: 800 W
Sensitivity (1W/M): 93 dB ± 3dB, 1W/1M
Frequency Range: 25 Hz ~ 1.7KHz -10dB / ±20% Hz
Resonance Frequency: 30 Hz ± 20%
Whistling : 15 Volts  
D.C Resistance (Rdc): 6.8 Ω± 10 %
Magnet: 220*120*23mm
Basket / Baffle: Steel
Dimension: 548 ^Фx 233 ^D mm
Weight: 14.4 kg