Telephone operation
Options while on calls
Volume
During a call, Press VOL 
or VOL 
on the right side of the handset to adjust the listening volume to a comfortable level.
Call waiting
If you subscribe to call waiting service, you will hear a tone if there is an incoming call while you are already on a telephone conversation.
•Press 
/FLASH on the handset to answer the new incoming call and put the current call on hold.
•Press 
/FLASH at anytime to alternate between calls.
Multiple handset use
While on a call with one handset, any other available handsets can join the call.
•Press 
/FLASH or 
on another handset to join the conversation.
•Press OFF/CLEAR, place the handset in the telephone base or charger to drop out of the call. The external call will not be terminated until both handsets hang up.
NOTE: A maximum of two handsets can be used at once on an outside call.
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