Attachments to the Public Switched Telephone Network (PSTN). Category II attachment requirements for 300 bit/s duplex modems standardized for use on the PSTN
STANDARD published on 1.6.1995
Designation standards: ČSN ETS 300115
Classification mark: 877523
Catalog number: 17796
Publication date standards: 1.6.1995
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN