Assertion: subwoofer | /r/CapableOf | feature built-in controls
Facets:
value: for phase
type: TEMPORAL
value: for variable volume
type: PURPOSE
value: for low pass filter
type: PURPOSE
Source sentences:
text: The subwoofer features built-in controls for variable volume, low pass filter, and phase, and can be set to auto power on or off depending on if it’s getting any signal.