Human Factors (HF); Text Telephony; Basic user requirements and recommendations
NORMA vydaná dňa 15.5.1998
Designation standards: ETSI ETR 333-ed.2
Publication date standards: 15.5.1998
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: European technical standard
Kategória: Technické normy ETSI