Digital cellular telecommunications system (Phase 2) (GSM); Discontinuous Transmission (DTX) for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.81 version 4.1.1)
NORMA vydána dne 28.4.2000
Designation standards: ETSI EN 301248-V4.1.1
Publication date standards: 28.4.2000
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI