Kenwood K-531 Instruction Manual page 15

Supported audio files
On this System, you can play the audio file types listed below.
MP3, WMA and WAV files are referred to collectively as "audio files".
Media Audio file type
CD MP3
WMA
USB MP3
WMA
WAV
* When playing a wav file whose sampling frequency is 88.2 kHz or 96 kHz while an iPod/iPhone is connected,
the playback sound may be interrupted. In this case, disconnect the iPod/iPhone from the System.
Disc formats
ISO 9660 Level 1, ISO 9660 Level 2, Joliet, Romeo
Number of file limits
Max. files/folders: 512 in total
Max. folders: 255
CD
Files per folder: 511
Max. files: 2000
Max. folders: 999
USB
Files per folder: 999
Max. folder layers: 16
Maximum number of displayable
characters
File names: 28
Folder names: 28
Tag display (Title/Album name/Artist
CD
name): 31
Available ID3 tags: 1.0/1.1/2.2/2.3
File names: 64
Folder names: 64
Tag display (Title/Album name/Artist
USB
name): 64
Available ID3 tags: 1.0/1.1/ 2.2/ 2.3/ 2.4
This System is capable of displaying alphanumeric
characters. Other characters are displayed as
asterisks ( * ).
Extension Sampling frequency
.mp3 32 kHz – 48 kHz
.wma 32 kHz – 48 kHz
.mp3 32 kHz – 48 kHz
.wma 32 kHz – 48 kHz
.wav 32 kHz – 96 kHz*, 16/24 bit
Other notes
Important information
32 kbps – 320 kbps
32 kbps – 320 kbps
32 kbps – 320 kbps
32 kbps – 320 kbps
Note that even where audio files comply with
the above standards, playback may fail due
to factors such as the disc characteristics or
recording conditions.
Playback also may fail depending on the
specifications of the encoding software or the
settings used for encoding.
DRM (Digital Rights Management) files cannot
be played.
WMA Pro, WMA Lossless, WMA Voice files cannot
be played.
Audio files encoded using VBR (Variable Bit Rate)
may use bit rates that fall outside the supported
range. Audio files with bit rates outside the
supported range cannot be played.
Be aware to back up audio files to be used in the
System. Certain conditions while using a USB
device can cause contents stored on the USB
device to be lost. Please note that we will not be
held liable for any losses caused by loss of stored
data.
Bit rate
—
15
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