
Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 3 (GSM 04.91 version 5.1.2) (Endorsed by AENOR in November of 2005.)
NORM herausgegeben am 1.11.2005
Designation standards: UNE-ETS 300958ED1
Publication date standards: 1.11.2005
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE