Public Switched Telephone Network (PSTN); Category II specification for 9 600 or 4 800 bits per second duplex modems standardized for use on the PSTN (Endorsed by AENOR in September of 2004.)
| AENOR | |
|---|---|
| Product Category | Standards and Technical Documents |
| Product Name | UNE-ETS 300002 Ed2 |
