4-72
Multimedia System
USB
Supported audio formats
• Audio file specification
- WAVeform audio format
- MPEG1/2/2.5 Audio Layer3
- Windows Media Audio Ver
7.X/8.X
• Bit rates
- MPEG1 (Layer3):
32/40/48/56/64/80/96/112/128/
160/192/224/256/320 kbps
- MPEG2 (Layer3):
8/16/24/32/40/48/56/64/80/96/
112/128/144/160 kbps
- MPEG2.5 (Layer3):
8/16/24/32/40/48/56/64/80/96/
112/128/144/160 kbps
- WMA (High Range):
48/64/80/96/128/160/192 kbps
• Bits Per Sample
- WAV (PCM(Stereo)): 24 bit
- WAV (IMA ADPCM): 4 bit
- WAV (MS ADPCM): 4 bit
• Sampling frequency
- MPEG1: 44100/48000/32000 Hz
- MPEG2: 22050/24000/16000 Hz
- MPEG2.5: 11025/12000/8000 Hz
- WMA: 32000/44100/48000 Hz
- WAV: 44100/48000 Hz
• Maximum number of directory lay-
ers: No limitation
• Maximum length of folder names
(Based on Unicode): 31 English or
Korean characters
• Maximum length of file names
(Based on Unicode): 63 English or
Korean characters
• Supported characters for folder/file
names (Unicode support): 2,604
Korean characters, 94 alphanu-
meric characters, 4,888 Chinese
characters in common use, 986
special characters
• Maximum number of folders: 2,000
• Maximum number of files: 6,000
• Files that are not in a supported
format may not be recognised or
played, or information about
them, such as the file name, may
not be displayed properly.
• Only files with .mp3/.wma/.wav
extensions can be recognised
by the system. If the file is not in
supported format, change the
file format by using the latest
encoding software.
• The device will not support files
locked by DRM (Digital Rights
Management).
• For MP3/WMA compression files
and WAV file, differences in
sound quality will occur depend-
ing on the bitrate. (Music files
with a higher bitrate have a bet-
ter sound quality.)
• Japanese or Simplified Chinese
characters in folder or file
names may not be displayed
properly.
NOTICE
AUDIO SYSTEM SPECIFICATIONS
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