Digital cellular telecommunications system (Phase 2) (GSM); Enhanced Full Rate (EFR) speech processing functions; General description (GSM 06.51 version 4.0.1)
NORM herausgegeben am 31.12.1997
Designation standards: ETSI EN 301243-V4.0.1
Publication date standards: 31.12.1997
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI