Basic Settings ->Settings-LineControl Earphone

LineControl Earphone

  Set up usage of earphone with line control

Options:

     Uncheck: Earphone with line control is not allowed.

     Check: Earphone with line control is allowed.

Default:

     Uncheck

Note:

    -If this option is checked, please make sure the applied accessory is compatible with the selected walkie-talkie.Please refer to relevant user manual to find out details about using earphone with line control.