Design Powered Subwoofer (sealed)
Drive units 1 x 250mm (10in.) 
Frequency response 24Hz - 140Hz (±3dB)
Maximum output 111dB
Amplifier type Built-in Class-D
Amplifier power 300W RMS
Variable low pass filter 40Hz - 140Hz & LFE
Inputs RCA phono sockets
Speaker level inputs 
Power requirements  100V - 120V / 220V - 240V - 50 / 60Hz 
Dimension (H x W x D) with rear panel and feet  370 x 353 x 370mm
14.6 X 13.9 X 14.6in.
Weight 17.4kg