telecommunication device for the deaf
- telecommunication device for the deaf
(TDD)
A device that has a readout display, a typewriter style keyboard, and a telephone line connector or an acoustic coupler for a standard telephone handout. TDD users read and type messages over the telephone lines rather than talk and listen like hearing telephone users.
IT glossary of terms, acronyms and abbreviations.
Faulkner Information Services .
2015.
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