See also:

Supported MP3 File Formats
The radio will recognize only files with the *.MP3 extension as MP3 files. Non-MP3 files named with the *.MP3 extension may cause playback problems. The radio is designed to recognize the file a ...

Voice Command Button
Actual button location may vary with the radio. The individual buttons are described in the “Operation” section. The Uconnect™ Phone can be used with any Hands-Free Profile certified Bluetoo ...

Mute/Un-Mute (Mute OFF)
When you mute the Uconnect™ Phone, you will still be able to hear the conversation coming from the other party, but the other party will not be able to hear you. In order to mute the Uconnect™ ...