BS EN 61842:2002

Microphones and earphones for speech communications.

NORMA vydána dne 9.7.2002

The information about the standard:

Designation standards: BS EN 61842:2002
Publication date standards: 9.7.2002
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: British technical standard
Kategorie: Technické normy BS