Terrestrial Trunked Radio (TETRA); Voice plus Data (V+D); Part 3: Interworking at the Inter-System Interface (ISI); Sub-part 1: General design (Endorsed by AENOR in May of 2004.)
STANDARD published on 1.5.2004
Designation standards: UNE-EN 300392-3-1V1.2.1
Publication date standards: 1.5.2004
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE