Rated Impedance: 8Ω ± 15% at  350  Hz
Rated Power: 50 W
Max. Power: 100W
Sensitivity(1W/M): 84dB ± 3dB , 1W/1M
Frequency Range: 30 Hz ~20KHz -10dB / ±20% Hz
Resonance Frequency: 37 Hz ± 20%
Whistling: 9 Volts  
Membrane: PP cone and rubber surround
Basket / Baffle        : ABS / White
Dimension: 358 ^L x 255.5 ^W x 97.3 ^D mm
Weight: 2.42 kgs