User's Manual

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2）Remove the sip account: Click the box of the account which you want to delete,
and then press “Clear Account”.
4.4 Sound
You can select one of the following methods to enter the Sound configuration:
 Mode 1: In the main screen, press "Menu" key on the hard keyboard-> System
Settings-> Sound.
 Mode 2: In the main screen, click -> Settings -> Sound.

Mode 3: Drag down the status bar, click shortcut icon on the status bar
->SETTINGS ->Sound.
Configuration page is shown as below：