Mazda 2013 Mazda3 Owner's Manual page 266

ID3 Tag
ID3 tag is a method for storing
information related to the music in an
MP3 file. Information such as track, artist
and album name can be stored. This
content can be freely edited using ID3
editing function software.
VBR
Abbreviation for Variable Bit Rate. While
CBR (Constant Bit Rate) is generally
used, VBR varies the bit rate for audio
compression according to compression
conditions and this allows for
compression with preference given to
sound quality.
qOperating Tips for WMA
WMA is short for Windows Media Audio
and is the audio compression format used
by Microsoft.
Audio data can be created and stored at a
higher compression ratio than MP3.
* Microsoft and Windows Media are
registered trademarks of Microsoft
Corporation U.S. in the United States
and other countries.
Playable WMA files are as follows:
Item
Audio Type Type A
Windows
Media Audio
Specification
Version 7.0,
8.0, 9.0
Sampling rate 32/44.1/48 kHz
Bit rate 32―320 kbps
Content
Type B
Ver 7.0, 8.0,
9.0 (standard)
Ver 10
(standard)
CAUTION
This unit plays files with the (.wma)
file extension as a WMA file. Do not
use the WMA file extension for files
other than WMA files. Otherwise, it
could result in noise or a
malfunction.
Track, artist and album name
l
information is recorded as data termed
"WMA-Tag", and this information is
displayable.
WMA files written under specifications
l
other than the indicated specification
may not play normally or files or folder
names may not display correctly.
The file extension may not be provided
l
depending on the computer operating
system, version, software, or settings.
In this case, add the file extension
".wma" to the end of the file name, and
then write it to the disc.
qOperating Tips for AAC
Advanced Audio Coding (AAC) is
standardized voice compression
established by the ISO
(MPEG). Audio data can be created and
stored at a higher compression ratio than
MP3.
*1 International Organization for
Standardization
Playable AAC file specifications
This unit supports playback of AAC files
recorded in CD-R and CD-RW.
Interior Comfort
Audio System
*1
working group
6-25