This unit plays audio files as follows:

CAUTION
Do not use an audio file extension on files other than audio files. In addition, do not change the audio file extension. Otherwise, the unit will not recognize the file correctly resulting in noise or a malfunction.
NOTE
MP3/WMA/AAC/OGG files written under specifications other than the indicated specification may not play normally or files/folder names may not display correctly.
Operating Tips for OGG
Audio SetMazda 6 Owners Manual: Fuel-filler lid and opener removal/installation
1. To remove the fuel-filler lid opener, remove the left side trunk side trim
(4SD) or trunk side lower trim (5HB).
2. To remove the fuel-filler lid opener cable, perform the following and turn
over the floor covering.
(1) Remove the driver-side front seat.
(2) Remove the driver-side fron ...
Mazda 6 Owners Manual: Component Parts
Microphone (hands-free)
The microphone is used for speaking voice commands or when making a Hands-free
call.
Talk button, Pick-Up button and Hang-Up button (hands-free)
The basic functions of Bluetooth® Hands-Free can be used for such things as making
calls or hanging up using the talk, pi ...