
Terminal Equipment (TE) - Telephony for hearing impaired people - Characteristics of telephone sets that provide additional receiving amplification for the benefit of the hearing impaired
NORMA vydána dne 1.4.1996
Designation standards: ÖNORM ETS 300488
Note: NEPLATNÁ
Publication date standards: 1.4.1996
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Austrian technische Norm
Kategorie: Technické normy ÖNORM