Digital cellular telecommunications system (Phase 2+) (GSM); Discontinuous Transmission (DTX) for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.81 version 7.1.1 Release 1998) (Endorsed by AENOR in November of 2007.)
NORMA vydaná dňa 1.11.2007
Designation standards: UNE-EN 300729V7.1.1
Publication date standards: 1.11.2007
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE