Toyota Highlander Owners Manual: Basic operations

Audio system

...

Audio system types

Entune audio   entune audio plus/entune premium audio with navigation Owners of models equipped with a navigation system should refer to the "navigation and multimedia system owne ...

More about Toyota Highlander:

Setup menu
You can adjust the audio system to your desired settings. Display “setup” screen Press the "setup" button to display the "setup" screen. Select to adjust the settings for operation sounds, screen animation, etc. Select to set the voice settings.   Sele ...