Powerful distorti
Low Pass FilterEnsures that your subwoofer only plays sounds too low for your speakers to properly output without distortion. Supplement your speakers high and mid-range with bass you can really feel down to the 38Hz range.on-free bass
8" Speaker Driver for distortion-free bass
Low pass filter with 38Hz frequency response
Reduced acoustic resonance with MDF enclosure
Automatic standby to conserve power
Adjustable Bass and Frequency Bandwidth