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CMR682
OPERATION
Media Compatibility - USB/microSD Card
File System
File
Extension
MPEG
Format
Sampling
Frequency
Bitrate
Other
Information
Notes:
• For USB mode, it is not possible to view JPG files on the in-dash monitor while the vehicle is moving. This is a safety
feature to prevent driver distraction.
• The JPG image viewer function will only operate when vehicle is in park and the parking brake is engaged.
• Due to ongoing technological advancement, some USB flash drives and/or microSD cards may be incompatible with
this unit.
Media Compatibility
Playback Order
Compatible Recording Formats
13
File Type
FAT
.mp3/.MP3/.Mp3/.mP3
.rmp/.m4a
MPEG 1
MPEG 2
MPEG 2.5
MPEG 1
MPEG 2
MPEG 2.5
MPEG 1
MPEG 2
MPEG 2.5
Directory Depth
File Name Length
Total File Number
Total Folder Number
File Number via Folder
MP3 ID3 TAG
The following types of files are not compatible:
• MP3 PRO format, MP3 playlists
• RMP format
• WAV format
• WMV format
• AAC, protected AAC, M4A format
MP3 playback sequence begins in the root folder of the USB flash drive or
microSD card. Any folders that do not include MP3/JPG files are skipped.
ISO9660 standards:
• Maximum nested folder depth is 8 (including the root folder).
• Valid characters for folder/file names are letters A-Z (all caps), numbers
0-9, and "_" (underscore). Some characters may not be displayed correctly,
depending on the character type.
Notes
Some files may not play, depending on sampling rates and bit rates. For best
results, use the following settings when ripping MP3 files: 128kbps or higher
constant bit rate; 44.1kHz or higher sampling frequency
FAT 12
FAT 16/FAT 32
ver.1.x
ver.2.x
Title, Artist, Album
MP3
X
X
32/44.1/48kHz
12/16/22.05/24kHz
8/11.025/12kHz
32 ~ 320kbps
8 ~ 160kbps
8 ~ 160kbps
Unlimited
32 bytes
2000 files
200 folders
2000 files
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