CONSTANT USABLE BASS ENHANCEMENT For bassheads that believe life begins below 80Hz. Bass Cube 2.0 will give your system the extra boost of clean, articulate bass you crave. Bass Cube features the precision tuning that allows you to dial in your bass to perfection.
Remote Bass Control Not all tracks are created equal, the control knob gets installed within reach of the driver, so you can adjust your bass based on the recording’s compression, quality of the audio signal, or type of music
Selectable Sub-Sonic Filter allows you to drive your speaker with more efficient output because it’s not trying to reproduce frequencies it's not capable of.