Assertion: speaker's dispersion | /r/HasProperty | narrow
Facets:
value: fairly
type: DEGREE
Source sentences:
text: Conventional speakers have a fairly narrow dispersion - the arc of audio that comes from the speaker's front - but a speaker using BMR technology can have dispersion of up to almost a 180-degree arc.
text: If the dispersion is too narrow, the listener has a limited amount of listening position options.