
Digital cellular telecommunications system (Phase 2+) - Adaptive Multi-Rate (AMR) speech transcoding (GSM 06.90 version 7.2.1 Release 1998)
NORMA vydaná dňa 1.7.2000
Designation standards: ÖNORM EN 301704-V7.2.1
Publication date standards: 1.7.2000
The number of pages: 59
Approximate weight : 177 g (0.39 lbs)
Country: Austrian technische Norm
Kategória: Technické normy ÖNORM