• ETSI ETS 300 488
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ETSI ETS 300 488

  • Terminal Equipment (TE); Telephony for hearing impaired people; Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired
  • standard by European Telecommunications Standards Institute, 01/01/1996
  • Publisher: ETSI

$11.00$21.51


To specify extra audio amplification & related characteristics of telephony terminals to meet the need of hard-of-hearing people.

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