Black and white document fax transmission speed is based on default using ITU-T No. 1 chart. Actual transmission speed may vary depending on document complexity, fax settings at receiving end, and line conditions etc.
Page count is based on ITU-T No. 1 chart or CANON FAX Standard Chart No.1.
The Public Switched Telephone Network currently supports fax modem speeds of 28.8 Kbps or lower, depending on telephone line conditions. Sending and receiving fax machines need to conform to ITU-T v.34 guidelines.
Requires purchase of Caller ID service from your telecommunications provider.