Requirements for SD memory
cards/USB devices
SD memory cards
Model SD, SDHC
Capacity 32 GB
Format FAT/FAT32
i
SD memory cards are available in many
different sizes. Therefore, it cannot be guar-
anteed that playback is possible with every SD memory card. USB devices
The following USB devices are supported: R USB sticks
R certain MP3 players Model USB 2.0
Format FAT/FAT32, maximum
of 4 primary partitions Electrical con-
sumption 800 mA
i
USB devices are available in many differ-
ent sizes. Therefore, it cannot be guaran-
teed that playback is possible with every
USB device.
i Do not use a USB extension cable.
i Do not use a spiral cable for the USB port. Supported file formats
SD memory card/
USB device MP3, AAC, WMA, WAV,
MP4, M4A, M4B (max-
imum 2 channels) BT Audio SBC, MP3 i
To shorten the initialization period, only
load music files onto the USB device, if
possible.
i Unsupported file formats are not dis-
played.
Audio 15 does not support any DRM (Digital Rights Management) coded files. Apple device support
You can play music files stored on Apple devi-
ces via AUX, USB or BT Audio. The following
Apple devices are supported:
R iPod ®
classic, 6th generation onwards
(limited support for 5th generation)
R iPod ®
nano, 3rd generation onwards (limi-
ted support for 1st and 2nd generations)
R iPod ®
touch
R iPhone ®
i iPod ®
and iPhone ®
are registered trade-
marks of Apple Inc., Cupertino, California,
USA. SD memory card/USB device file
structure
Maximum number
of folders per direc-
tory 200
Maximum number
of tracks per direc-
tory 1000
Maximum number
of tracks in "Ran-
dom tracks" random
playback 30050
SD memory card/USB device file structureTechnical data
