How Many Telephones Can You Have; R&Tte - BT Zenith Flip 6861 User Manual

84 General information
Technical information

How many telephones can you have?

All items of equipment have a Ringer Equivalence Number (REN) which is used to
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calculate the number of items that may be connected to any one telephone line. The BT
Zenith Flip has a total REN of 1, i.e. for a base and up to 6 handsets. Any other
instrument provided by BT may be assumed to have a REN of 1 unless stated otherwise.
A total REN of 4 is allowed per telephone line. (For example, if the BT Zenith Flip is used
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in conjunction with three extension telephones, each with a REN of 1, then the total = 4.)
R&TTE
This product is intended for use within the UK for connection to the public telephone
network and compatible switchboards.
This equipment complies with the essential requirements for the Radio Equipment and
Telecommunications Terminal Equipment Directive (1999/5/EC). In demonstration with
the Essential Requirement for efficient use of the radio spectrum, the product complies
with EN301 406. For a copy of the Declaration of Conformity please contact the BT
Zenith Flip Helpline on 0870 605 8047.
If you experience any problems, please call the Helpline on 0870 605 8047
BT Zenith Flip – Issue 1 – Edition 04 – 08.09.05 – 6861