Alcatel IDOL 4 6055A Manuel D'utilisation page 37

4�1�5 During a call
To adjust the volume during a call, press the Volume up/down key.
Touch to end the current call.
Touch to activate the speaker during the current call.
Touch this icon again to deactivate the speaker.
Touch to mute the current call. Touch this icon again to
unmute the call.
Touch to display the Dial pad.
Touch to hold the current call. Touch this icon again to
retrieve the call.
Touch to add a call.
To avoid accidental operation of the touchscreen during a call,
the screen will be locked automatically when you put the
cellphone close to your ear; and it will be unlocked when the
cellphone is taken away from your ear.
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