Public Switched Telephone Network (PSTN);Basic Category I and Category II specifications for modems standardized for use on the PSTN (Endorsed by Asociación Espanola de Normalización in March of 2022.)
NORMA vydána dne 1.3.2022
Designation standards: UNE-ETS 300114ED2
Publication date standards: 1.3.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE