Integrated Services Digital Network (ISDN). Circuit-mode 64 kbit/s 8 kHz structured bearer service category usable for speech information transfer. Service description
STANDARD published on 1.2.1994
Designation standards: STN ETS 300109
Classification mark: 870109
Catalog number: 71256
Publication date standards: 1.2.1994
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Slovak technical standard
Category: Technical standards STN