Description Closed-box SUBWOOFER
Frequency range :
-6dB at 13Hz and 750Hz
-3dB at 18Hz and 500Hz
Sensitivity 93dB spl (2.83V, 1m)
Nominal impedance 8? (minimum 4.0?)
Recommended amplifier power 50W – 1000W into 8?
amplifier power on unclipped programme
Max. recommended cable impedance 0.1?
Dimensions
 Height: 475mm (18.7 in)
Width: 475mm (18.7 in)
Depth: 475mm (18.7 in)
Net Weight 35.0kg 
Finishes Cabinet: Black