European digital cellular telecommunications system (Phase 2) - Call Waiting (CW) and Call Hold (HOLD) supplementary services - Stage 2.
STANDARD published on 1.9.1995
Designation standards: DIN ETS 300544:1995-09
Publication date standards: 1.9.1995
The number of pages: 44
Approximate weight : 132 g (0.29 lbs)
Country: German technical standard
Category: Technical standards DIN
Europäisches zellulares digitales Funkkommunikationssystem (Phase 2) - Anklopfen (CW) und Halten (HOLD) von Verbindungen bei Zusatzdiensten, Stufe 2.