Assertion: speaker | /r/ObjectUse | used as microphone
Facets:
value: sometimes
type: TEMPORAL
value: in practical use
type: MANNER
value: in applications
type: LOCATION
value: in submarine warfare
type: LOCATION
Source sentences:
text: These speakers are used as microphones in submarine warfare, they can detect other microphones and hear sounds of other vessels.
text: In practical use, speakers are sometimes used as microphones in applications where high quality and sensitivity are not needed such as intercoms, walkie-talkies or video game voice chat peripherals, or when conventional microphones are in short supply.