Digital cellular telecommunications system (Phase 2+) (GSM); Adaptive Multi-Rate (AMR); Speech processing functions; General description (GSM 06.71 version 7.0.2 Release 1998)
STANDARD published on 16.12.1999
Designation standards: ETSI EN 301703-V7.0.2
Publication date standards: 16.12.1999
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: European technical standard
Category: Technical standards ETSI