VTech LS6476-4 Manual - Manual (Page 35)

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Join a call in progress
You can use four system handsets on an outside call at a time. You can buy
additional expansion handsets ( LS6405) and an additional cordless headset
( IS6100) for the telephone base. You can register up to 12 handsets to the
telephone base. You can register a maximum of two cordless headsets to the
telephone base. The telephone base recognizes and counts a headset the same
as a handset.
To share an outside call:
When a handset is already on a call, you can join the call by pressing
/
FLASH
or /SPEAKER on another handset, or on the headset.
To exit the call, press OFF/
CANCEL
or place the handset in the telephone base
or charger, or press on the headset. The call will not end until all handsets
and headsets hang up.
•
•
Multiple handset use