User's Manual

Notes on music mode
Data medium and supported audio formats
CD/DVD with music
files
aac, mp2, mp3,
wma
USB devices (sticks,
hard discs)
SD/MMC memory card
aac, m3u, mp3,
ogg, pls, wav,
wma, wpl
Bluetooth
®
audio
device with
Bluetooth® audio pro-
file A2DP
mp3, wma
Explanation of the most important audio
formats:
R
aac - digital audio data compression
format, susceptible to sound quality
impairments
R
mp2 - digital audio data compression
format, susceptible to sound quality
impairments,
standard for digital radio
R
mp3 - compression format (MPEG1 Audio
Layer 3), susceptible to sound quality
impairments, standard for transfer and
playback of music on digital audio play-
ers
R
m3u - file format for saving multimedia
playlists
R
ogg - free-of-charge, loss-free
compressed format for digital audio
R
pls - file format for saving multimedia
playlists, contains additional track
information not contained in the "m3u"
format
R
wma - audio file compression technology
developed by Microsoft
®
i
The MP3 audio encoding method is
under licence from Fraunhofer IIS
(Institut Integrierte Schaltungen –
Institute for Integrated Circuits) and
Thomson.
Permissible file systems
R
ISO9660/Joliet standard for CDs
R
UDF for audio DVDs
R
FAT16 for SD memory cards, FAT32 for
SDHC memory cards
R
FAT32 for USB storage medium (USB
sticks, USB hard drives)
Permissible bit and sampling rates
MP3
smart high line radio supports MP3 files
with the following properties:
R
fixed and variable bit rates from
32 kbit/s to 320 kbit/s
R
sampling rates of 8 kHz to 48 kHz
WMA
smart high line radio supports WMA files
with the following properties:
R
fixed bit rates of 8 kbit/s
up to
384 kbit/s
R
sampling rates of 8 kHz to 48 kHz
smart high line radio does not support WMA
files with the following properties:
R
DRM (Digital Rights Management)
encrypted files
R
variable bit rate
R
WMA Pro
R
5.1 (two-channel sound in the downmixing
process)
i
The downmixing process converts a
multichannel sound into a two-channel
sound.
i
Only use tracks with a bit rate of at
least 128 kbit/s and a sampling rate of at
least 44.1 kHz. Lower rates can cause a
noticeable deterioration in quality.
80
>> smart high line radio.