Design Powered Subwoofer (sealed)
Drive units 1 x 200mm (8in.) 
Frequency response 34Hz - 140Hz (-6dB)
Maximum output 105dB
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  293 x 293 x 310mm
11.5 X 11.5 X 12.2in.
Weight 11.3kg