Telephone - Canon imageCLASS MF4270 Basic Operation Manual

Telephone

Connection
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* The Public Switched Telephone Network (PSTN) currently supports 28.8 Kbps modem
1
speed or lower, depending on telephone line conditions.
* Based on ITU-T Standard Chart No. 1, MMR standard mode.
2
Specifications are subject to change without notice.
13-6
External telephone/external telephone with
built in answering machine/data modem