Digital cellular telecommunications system (Phase 2+) (GSM); Enhanced Full Rate (EFR) speech processing functions; General description (GSM 06.51 version 8.1.1 Release 1999)
STANDARD published on 30.11.2000
Designation standards: ETSI EN 300723-V8.1.1
Publication date standards: 30.11.2000
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: European technical standard
Category: Technical standards ETSI