BT SYNERGY 4100 - Manual (Page 69)

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Synergy 4100 – Issue 5 – Edition 1 – 18.01.07 – 7993
If you experience any problems, please call the Helpline on 0870 605 8047 or email [email protected]
2. Enter the internal handset number that you want to hold
the 3-way call with, then select the OK option.
3. When the internal handset user answers, select the Con
option to begin the 3-way call.
4. Press to finish the 3-way call.
Using additional handsets