Microphones and earphones for speech communications.
STANDARD published on 1.11.2002
Designation standards: DIN EN 61842:2002-11
Publication date standards: 1.11.2002
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: German technical standard
Category: Technical standards DIN
Mikrofone und Kopfhörer für Sprachkommunikation.