S310_USER GUIDE_V1 04/07/2013
4
Navigation Keys
Use the navigation keys to navigate in the display menus and confirm/cancel
actions.
The audio device control keys can perform the following actions:
Adjust the volume of the handset, headset, speaker and ring tone.
Allows for hands-free communication during calls;
Place and receive calls through an optionally connected headset.
Mute audio transmission locally during calls.
Allow users to access the voicemail messages.
Enable set-up of 3-way conference.
Place a call on hold or resume it.
Transfer the current call to a third party.
Redial.