8
USB/SD Card Operation
MXR42
OPERATION
The following types of files are compatible:
• MP3 data
• WMA data
The following types of files are not compatible:
• WMA files that are protected by DRM (Digital Rights
Management).
• WMA lossless format
• MP3 PRO format
• MP3 playlists
• WAV format
MP3/WMA playback sequence is based on order the files
are copied to the USB/SD card device and begins in the
root folder. Any empty folders or folders that do not include
MP3/WMA files are skipped. Depending on your software,
the playback order may vary. Files in the root directory are
located in Folder 1.
• Maximum number of files: 65535
• Maximum number of folders: 65535
• Maximum number of files in each folder: 65535
• Maximum number of folder levels (sub folders): 7
Note: If the number of files/folders exceeds the maximum
outlined above, the additional files/folders will be ignored.
USB and SD card device capacity limit:
<
16 gigabytes.
Any devices greater than 16 gigabyes are not compatible.
Due to the differences of USB and SD card devices, some
devices may not be compatible. Devices must be ‘mass
storage class’ and formatted to the FAT or FAT32 file system
in order to ensure compatibility.
8kHz ~ 48kHz
8kHz ~ 48kHz
32kbps ~ 320kbps constant
Variable bit rates
32kbps ~ 384kbps constant
Variable bit rates
Note: Some files may not play or be displayed correctly,
depending on sampling rates and bit rates.
Media Compatibility
Playback Order
Playback Capacity
Device Compatibility
Sampling Frequency Rates
MP3
WMA
Transfer Bit Rates
MP3
WMA
