Digital cellular telecommunications system; Half rate speech; Substitution and muting of lost frames for half rate speech traffic channels (GSM 06.21 version 5.0.1)
STANDARD published on 15.5.1997
Designation standards: ETSI ETS 300970-ed.1
Publication date standards: 15.5.1997
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: European technical standard
Category: Technical standards ETSI