Permissible bit and samplingrates
Audioformat Bit rate Sampling rate
MP3 32 kbit/s to 320 kbit/s 32 kHz, 44.1 kHz,
48 kHz
MPEG-1, Audio Layer 2
(single-channel audio)
32 kbit/s to 192 kbit/s 32 kHz, 44.1 kHz,
48 kHz
MPEG-1, Audio Layer 2
(dual-channel audio)
64 kbit/s, 96 kbit/s to 384 kbit/s 32 kHz, 44.1 kHz,
48 kHz
MPEG-2, Audio Layer 2
(single-channel audio)
8kbit/s to 192 kbit/s 32 kHz, 44.1 kHz,
48 kHz
MPEG-2, Audio Layer 2
(multi-channel content)
32 kbit/s, 48 kbit/sto192 kbit/s 32 kHz, 44.1 kHz,
48 kHz
WMA 64 kbit/s to 192 kbit/s 32 kHz, 44.1 kHz,
48 kHz
Audio system navigation/multimedia does not support WMA files with the following
characteristics:
R
DRM (Digital Rights Management) encrypted files
R
variable bit rate
R
WMA Pro
R
5.1 (downmixed to stereo)
i
The downmixing process converts multichannelsound into stereo sound.
i
Only use tracks with abit rate of at least 128 kbit/s and asampling rate of at least
44.1 kHz. Lower rates can cause anoticeable deterioration in quality.
Notes for SD/MMC memory cards and USB
devices
Observe the followingnotes for fast access
to your music data or playback within a
category:
R
Limit the number of tracks to amaximum
of 255 per folder. This recommendation
also applies to the top directory (root).
R
The maximum directory depth must not be
more than ten levels.
R
Avoid very large music files.
Notes on copyright
MP3 or WMA tracks that you create or play
back are generally subject to copyright
protection in accordance with the
applicable international and national
regulations.
In many countries, reproductions, even for
private use, are not permitted without the
prior consent of the copyright holder.
Make sure that you know about the
applicable copyright regulations and that
you comply with these.
If you own these rights yourself, e.g. for
your own compositions and recordings, or
if the copyright holder has granted you
92
Music mode
>> Audio.
