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Public Switched Telephone Network (PSTN). Category II specification for 2 400 bits per second duplex modems standardized for use on the PSTN
STANDARD published on 1.2.1997
Designation standards: ČSN ETS 300117-ed.2
Classification mark: 877525
Catalog number: 21356
Publication date standards: 1.2.1997
SKU: NS-170814
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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