CITROËN DS 5 Handbook page 357

Information and advice
The audio equipment will only play audio
files with ".wma, .aac, .flac, .ogg and. mp3"
file extensions and with a bit rate of between
32 Kbps and 320 Kbps.
It also supports VBR (Variable Bit Rate) mode.
No other type of file (.mp4, ...) can be played.
".wma" files must be of the standard wma 9 type.
The sampling rates supported are 32, 44 and
48 KHz.
It is advisable to restrict file names to
20 characters, without using of special
characters (e.g.: " " ? ; ù) to avoid any playing
and displaying problems.
In order to be able to play a recorded CDR or
CDRW, when recording it is preferable to select
the ISO 9660 level 1, 2 or Joliet standard.
If the disc is recorded in another format it may
not be played correctly.
It is recommended that the same recording
standard is always used for an individual disc,
with as low a speed as possible (4x maximum)
for optimum sound quality.
In the particular case of a multi-session CD, the
Joliet standard is recommended.
The system supports USB mass
storage devices, BlackBerry
or Apple ® players via USB ports. The
adaptor cable not supplied.
Control of the peripheral device is with
the audio system controls.
Other peripherals, not recognised on
connection, must be connected to the
auxiliary socket using a Jack cable (not
supplied).
Use only USB memory sticks formatted FAT32
(file allocation table).
The system does not support the
simultaneous connection of two
identical devices (two memory sticks,
two Apple
to connect one memory stick and one
Apple player at the same time.
®
It is recommended that the USB cable
for the portable device is used.
® devices
31
Audio and Telematics
® players) but it is possible