Assertion: speaker | /r/CapableOf | reproduce stereo soundfield
Facets:
Source sentences:
text: 2.0 - this is a standard "stereo system" - it has two speakers to reproduce a stereo soundfield
text: - this is a standard "stereo system" - it has two speakers to reproduce a stereo soundfield 2.1 - this represents a standard stereo system, but it adds a dedicated speaker for low bass reproduction (a woofer or subwoofer)