Using the telephone : Making calls : During a conversation
During a conversation
Handsfree mode
Activate/deactivate handsfree mode during a call and when establishing a connection:
* Press the handsfree key
Place the handset in the charging cradle during a call:
*Press and hold the handsfree key     . . . Place the handset in the charging cradle    . . . hold for a further 2 seconds
Call volume
Applies to the current mode (handsfree, receiver or headset):
*Press     . . . use to set the volume    Save
 
The setting is automatically saved after around 3 seconds, even if Save is not pressed.
Muting the microphone
When the microphone is switched off, callers will no longer hear you.
Switch the microphone on/off during a call:     Press.