Digital cellular telecommunications system (Phase 2+) (GSM);Adaptive Multi Rate (AMR) speech;ANSI-C code for the AMR speech codec (GSM 06.73 version 7.3.1 Release 1998) (Endorsed by Asociación Espanola de Normalización in December of 2021.)
NORMA vydaná dňa 1.12.2021
Designation standards: UNE-EN 301712V7.3.1
Publication date standards: 1.12.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE