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BT Studio 1500 – Edition 3 – 27.07.04 – 5876
Technical information
How many telephones can you have?
All items of telephone equipment have a Ringer
Equivalence Number (REN), which is used to calculate
the number of items which may be connected to any
other telephone line. Your BT Studio 1500 has a REN of
1. A total REN of 4 is allowed. If the total REN of 4 is
exceeded, the telephone may not ring. With different
telephone types there is no guarantee of ringing, even
when the REN is less than 4.
Only use the approved base mains power supply, item
code 005391.
Only use the approved charger mains power supply, item
code 021299 (BT Studio 1500 Twin users only).
Only use approved AAA NiMH rechargeable batteries.
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.
General information