Public Switched Telephone Network (PSTN). Category II attachment requirements for 9 600 or 4 800 bits per second duplex modems standardised for use on the PSTN (Candidate NET 25)
NORM herausgegeben am 1.7.2002
Designation standards: STN ETS 300002
Classification mark: 870002
Catalog number: 87797
Publication date standards: 1.7.2002
The number of pages: 64
Approximate weight : 192 g (0.42 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN