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Convertible handset/headset for telephone
- Source :
- The Journal of the Acoustical Society of America. 85:532-532
- Publication Year :
- 1989
- Publisher :
- Acoustical Society of America (ASA), 1989.
-
Abstract
- A miniature telephone handset that is convertible into a headset for use in conjunction with a telephone base unit. The telephone handset includes a housing, a microphone mounted near one end of the housing, an earphone mounted near the other end of the housing, a cable for electrically connecting the microphone and the earphone to the telephone base unit, a bushing rotatably coupled to the housing near the earphone end, and a removable headband adapted for insertion into the bushing and operable for supporting the housing next to a user's head when used as a headset.
Details
- ISSN :
- 00014966
- Volume :
- 85
- Database :
- OpenAIRE
- Journal :
- The Journal of the Acoustical Society of America
- Accession number :
- edsair.doi...........454ccaab3a5339566bb8244690bd32c2
- Full Text :
- https://doi.org/10.1121/1.397625