Navigation Keys - Yealink SIP-T22 User Manual

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 ringer.
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 voicemail messages
Redial
Created By Dale Ellwood 3 Vox_Yealink_SIP-T22P_V2