Basic Operations
Ending a Call
To end a telephone or intercom call, press END key or place handset into charging cradle.
Adjusting Receiver (Earpiece) Voice Volume
1.Voice volume can only be adjusted during a call.
2.There are 6 levels of volume selections. Default as volume 4. Use
and 
scrolling key to adjust.
3.The new setting remains effective for all future calls until changed or handset is power down.
Placing a Call On Hold (For DuraFon PRO only)
1.For calls held at DuraFon PRO Base only
2.When a call is in progress, it can be put on hold by pressing the (Right softkey).
3.To return to the conversation, press UNHOLD .
HOLD
Notes:
1.The call being placed on hold can only be removed from HOLD by the handset that puts it on hold.
2.Handset LCD displays a call is being on hold. An alert tone (double beep) every 30 seconds will remind the handset that a call is being on hold.
3.If the operation (e.g., call transfer) after putting a call
4.You can power off the handset (e.g., change battery) while call is on hold.
5.After power on again, you can continue the call by pressing UNHOLD (Left softkey) or select 3 from the Option menu to terminate the hold state. You can only unhold the call when within
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