Digital cellular telecommunications system (Phase 2+) (GSM); General on supplementary services (GSM 02.04 version 5.6.2) (Endorsed by AENOR in October of 2005.)
NORM herausgegeben am 1.10.2005
Designation standards: UNE-ETS 300918ED3
Publication date standards: 1.10.2005
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE