Attachments to the Public Switched Telephone Network (PSTN). Category II attachment requirements for 2400 bits per second duplex modems standardized for use on the PSTN (Candidate NET 23)
NORM herausgegeben am 1.7.2002
Designation standards: STN ETS 300117
Classification mark: 870117
Catalog number: 87825
Publication date standards: 1.7.2002
The number of pages: 46
Approximate weight : 138 g (0.30 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN