European digital cellular telecommunications system (Phase 2). Closed User Group (CUG) suplementary services. Stage 3 (GSM 04.85)
STANDARD published on 1.4.1996
Designation standards: ČSN ETS 300569
Classification mark: 872621
Catalog number: 19414
Publication date standards: 1.4.1996
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN