European digital cellular telecommunications system (Phase 2). Mobile radio interface layer 3. Supplementary services specification. Formats and coding (GSM 04.80)
STANDARD published on 1.7.2002
Designation standards: STN ETS 300564
Classification mark: 870564
Catalog number: 20356
Publication date standards: 1.7.2002
The number of pages: 51
Approximate weight : 153 g (0.34 lbs)
Country: Slovak technical standard
Category: Technical standards STN