To answer a call during another call, press the call key. The first call is put on hold. To switch between active and held calls, press the call key.

While you are on a call, you will be notified of an incoming call if you subscribe to the call waiting network service.

To call another party while you are on a call, select Options > Open keypad, enter the number and press the call key. The first call is put on hold.

To adjust the volume, use the volume keys.

Select Options and select from the following:

• Mute – Turn off the microphone. To turn it back on, select Unmute.
• Send message – Send a message to a caller to explain why you cannot answer their call.
• Activate loudspeaker or Sound in phone – Turn on the loudspeaker or not.
• Handsfr. or Sound in phone – Turn the Bluetooth handsfree audio accessory on or off.
• Conference – Create a conference call to converse with several people at the same time. To add a participant to a conference call, call the new participant and tap Add to conference. To have a private conversation with one of the participants, tap Participants > Private.
• Transfer – Connect the active and held calls, and disconnect yourself.
• Switch to video call – End the active call and automatically make a video call to the same number.
• Send DTMF – You can use DTMF sounds to communicate with voicemail inboxes and computerised telephony systems. To send touch tones, press the number keys during a call.

The available options may vary.