Integrated Services Digital Network (ISDN); Technical characteristics of telephony terminals; Part 7: Locally generated information tones
NORM herausgegeben am 30.11.1995
Designation standards: ETSI I-ETS 300245-7-ed.1
Publication date standards: 30.11.1995
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI