Integrated Services Digital Network (ISDN) - Videotelephony teleservice - Part 4: Audio aspects - wideband coding and loudspeaking or handsfree function
STANDARD published on 1.8.1997
Designation standards: ČSN P I-ETS 300302-4-ed.1
Classification mark: 877549
Catalog number: 22371
Publication date standards: 1.8.1997
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN