Dual Electronics Corporation DM70MIR, Installation & Owner'S Manual, Page: 13 / 22

13
DM70MIR
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. 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.
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.
Media
Compatibility
Playback Order
Compatible
Recording
Formats
Notes
File Type MP3
File System FAT
FAT 12 X
FAT 16/FAT 32

File
Extension
.mp3/.MP3/.Mp3/.mP3

.rmp/.m4a X
MPEG
Format
MPEG 1

MPEG 2

MPEG 2.5

Sampling
Frequency
MPEG 1 32/44.1/48kHz
MPEG 2 12/16/22.05/24kHz
MPEG 2.5 8/11.025/12kHz
Bitrate
MPEG 1 32 ~ 320kbps
MPEG 2 8 ~ 160kbps
MPEG 2.5 8 ~ 160kbps
Other
Information
Directory Depth Unlimited
File Name Length 32 bytes
Total File Number 2000 files
Total Folder Number 200 folders
File Number via Folder 2000 files
MP3 ID3 TAG
ver.1.x

ver.2.x

Title, Artist, Album

Notes :
• 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
Media Compatibility