European digital cellular telecommunications system (Phase 2); Closed User Group (CUG) supplementary services; Stage 2 (GSM 03.85)
STANDARD published on 21.11.1994
Designation standards: ETSI ETS 300546-ed.1
Publication date standards: 21.11.1994
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: European technical standard
Category: Technical standards ETSI