Media
Audio/video files
USB ports with charging function: mobile devices ðpage 230 such
as iPhones, MTP players, and USB storage devices in “USB Device Sub-
class 1 and 6” that conform to USB 2.0: USB sticks, USB MP3 players
(Plug-and-Play capable), external USB flash drives, and hard drives
Supported media
USB storage devices: exFAT, FAT, FAT32, NTFS.
File system
Metadata
USB storage device partitions (primary/logical*): 2 per USB connec-
tion.
Album cover: GIF, JPG, PNG with max. 800x800 px. The album cover
from the medium or from Gracenote* is displayed, depending on
availability.
Playlists
.M3U; .PLS; .WPL; .M3U8; .ASX
USB mass storage device: max. 50,000 files per medium; max. 1,000
files per playlist/folder
Number of files
Audio files
Format
File extension
MPEG 1/2 Layer 3
Windows Media Audio 9/10
MPEG 2/4
.mp3
Up to maximum 320 kbit/s
48 kHz sampling frequencies
.wma
.m4a; .m4b; .aac
.opus; .ogg; .oga
.flac
Opus
FLAC
ALAC
.m4a
.ape
48 kHz sampling frequency
Monkey's Audio
Video files
Format
File extension
.mpg; .mpeg
.mp4; .m4v; .mov; .avi
.wmv; .asf
MPEG 1/2
MPEG4 AVC (H.264)
Windows Media Video 9
MPEG-H (H.265/HEVC)
VP8/VP9
Up to maximum 15 Mbit/s and
1920x1080 px at maximum 30 fps
.mp4; .mov
.webm
Flash video
.flv; .f4v
not always display, depending on the sys-
tem language.
Tips
– The media sources do not support the Win-
dows Media Audio 9 Voice format.
– The manufacturer of the storage device can
provide information about its “USB Device
Subclass”.
– For compressing MP3 files, Audi recom-
mends a bit rate of at least 160 kbit/s. The
display showing the remaining play time
may differ for audio files with variable bit
rate.
– Some MTP player functions are not support-
ed, such as rating music tracks and video
playback.
– Special characters (such as those in ID3 tag
information) may display differently or may
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English 
