Brother FAX-5750e - Manual (Page 230)

EQUIPMENT ATTACHMENT LIMITATIONS
(For Canada Only)
NOTICE:
This equipment meets the applicable Industry Canada Terminal Equipment
Technical Specifications. This is confirmed by the registration number. The
abbreviation, IC, before the registration number signifies that registration
was performed based on a Declaration of Conformity indicating that
Industry Canada technical specifications were met. It does not imply that
Industry Canada approved the equipment.
NOTICE:
The Ringer Equivalence Number (REN) for this terminal equipment is 0.2.
The REN assigned to each terminal equipment provides an indication of the
maximum number of terminals allowed to be connected to a telephone
interface. The termination on an interface may consist of any combination
of devices subject only to the requirement that the sum of the Ringer
Equivalence Numbers of all the devices does not exceed five.