Digital cellular telecommunications system (Phase 2) (GSM); Discontinuous Transmission (DTX) for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.81 version 4.0.1)
NORMA vydána dne 31.12.1997
Designation standards: ETSI EN 301248-V4.0.1
Publication date standards: 31.12.1997
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI