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BT BT3880 User Manual

BT BT3880
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General information
55
If you need some help, call us on 0800 218 2182* or go to bt.com/producthelp
Technical details
How many phones can I have?


(REN), which is used to calculate
the number of items which may be
connected to any one telephone
line. Your BT3880 has a REN of 1.
A total REN of 4 is allowed.
If the total REN of 4 is exceeded,
the telephones may not ring. With

guarantee of ringing, even when the
REN is less than 4.
Any additional handsets and
chargers that you register have
a REN of 0.
Connecting to a switchboard
Switchboard compatibility
This telephone may be connected
to most types of switchboard,
however in the event of any

Service Provider.
Recall (R)
Recall is used when connected to
certain switchboards/PBXs and some
BT Calling Features, or those services
available via your network provider.
The BT3880 supports timed break
recall but not earth loop recall.

Table of Contents

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BT BT3880 Specifications

General IconGeneral
BrandBT
ModelBT3880
CategoryCordless Telephone
LanguageEnglish

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