Digital cellular telecommunications system (Phase 2+); Performance characterization of the GSM Enhanced Full Rate (EFR) speech codec (3GPP TR 46.055 version 4.0.0 Release 4)
STANDARD published on 31.3.2001
Designation standards: ETSI TR 146055-V4.0.0
Publication date standards: 31.3.2001
The number of pages: 27
Approximate weight : 81 g (0.18 lbs)
Country: European technical standard
Category: Technical standards ETSI