European digital cellular telecommunications system (Phase 2); Support of Dual Tone Multi-Frequency signalling (DTMF) via the GSM system (GSM 03.14)
NORM herausgegeben am 12.9.1994
Designation standards: ETSI ETS 300532-ed.1
Publication date standards: 12.9.1994
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI