Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Performance characterization of the Adaptive Multi-Rate (AMR) speech codec (3GPP TR 26.975 version 4.1.0 Release 4)
STANDARD published on 30.9.2001
Designation standards: ETSI TR 126975-V4.1.0
Publication date standards: 30.9.2001
The number of pages: 65
Approximate weight : 195 g (0.43 lbs)
Country: European technical standard
Category: Technical standards ETSI