Mitel IP8630M Operation Manual page 37

Vibrate and ring
When this function is enabled the handset will both vibrate and ring at the same time when receiving
an incoming call or message.
6.5.1.7 Key Sound
The "Key Sound" settings controls if a key sound is heard as the keys are pressed on the handset, or if
no sound is made. The following three different options can be selected for the key sounds:
Silent
If this feature is chosen, there will not be heard any sounds when pressing the keys on handset.
Click
With this function enabled a click sound is heard when a key is pressed.
Tone
When this options is enabled a tone will be heard when a key is pressed.
NOTE: No key sound will be generated when pressing the keys during "key lock state" even though one
of the options "Click" or "Tone" is enabled.
6.5.1.8 Confirmation Sound
This feature either enables or disables confirmation sounds on the handset.
When the function "Confirmation sound" is enabled (On), an audible indication is given when an event
succeeds or fails.
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