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ZTE
Confidential
33
Only
or
Lights Only
, it follows the setting of silence option of setting
menu.
7.3.3 Ringer Type
C220 handset offers various ringers.
1.
Select
Menu
→
Settings
→
Sound
→
Ringer Type.
2. Press
Up/Down Key
to scroll in the list and press
OK Key
to
select.
7.3.4 Key beep
Key beep is the sound of clicking of keys. You can set the sound
as on or off.
1.
Select
Menu
→
Settings
→
Sound
→
Key Beep.
2.
Select an option:
-
Tones
:
Set key beep on.
-
Off
:
Set key beep off.
7.3.5 Key Tone Length
You can change the key tone length.
1.
Select
Menu
→
Settings
→
Sound
→
Key Tone Length.
2.
Select an option
:
-
Normal
:
Short and fixed- length DTMF tone.
-
Long
:
Long DTMF tone.