|1||End a call|
|2||Make a second call|
|3||Put the current call on hold or retrieve a call on hold|
|4||Enter numbers during a call|
|5||Mute the microphone during a call|
|6||Turn on the loudspeaker during a call|
To change the volume during a call
- Press the volume key up or down.
To activate the screen during a call
- Briefly press .