Telephone operation
Options while on calls
Volume control
Press the VOLUME 
keys on the side of the hand- set to adjust listening volume. Each press of the button increases or decreases the volume.
Volume
control
NOTES:
1.All volume settings, (normal handset, speakerphone, and headset) are independent.
2.When the volume level has reached the minimum or maxi- mum setting, you will hear two beeps.
Call waiting
If you subscribe to call waiting service with your local telephone service provider, you will hear a beep if someone calls while you are already on a call. Press 
PHONE/FLASH to put your current call on hold and take the new call. You can press 
PHONE/FLASH at any time to switch back and forth between calls.
Multiple handset use
If a handset is already in use and you’d like to join the call, press 
PHONE/FLASH or 
SPEAKER on another system handset.
Press 
OFF/CLEAR or place the handset in the telephone base or charger to exit the call. The call will not be terminated until all handsets hang up.
NOTE: A maximum of two handsets can be used at once on an outside call.
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