Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 12: Supplementary services stage 3; Sub-part 21: Ambience Listening (AL)
NORM herausgegeben am 4.11.2004
Designation standards: ETSI EN 300392-12-21-V1.2.1
Publication date standards: 4.11.2004
The number of pages: 35
Approximate weight : 105 g (0.23 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI