21
XHD7720 OPERATION
USB Operation - MP3/WMA Files (Optional)
Maximumcharacterdisplayinformation
•Trackname–30charactermaximum
•Foldername–30charactermaximum
•*Songtitle–30charactermaximum
•*Artistname–30charactermaximum
Maximumcharacterdisplayinformation
•Trackname–64charactermaximum
•Foldername–64charactermaximum
•*Songtitle–64charactermaximum
•*Artistname–64charactermaximum
*Songtitleandartistnamewillonlybedisplayedifincluded
withtheMP3/WMAfile.
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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.
•Maximumnumberoffiles:25000
•Maximumnumberoffolders:255plustherootdirectory
•Maximumnumberoffilesineachfolderandroot:999
•Maximumnumberoffolderlevels(subfolders):8
(7levelsplustheroot)
Note:Ifthenumberoffiles/foldersexceedsthemaximum
outlinedabove,theadditionalfiles/folderswillbeignored.
DuetothedifferencesofUSBdevices,somedevicesmaynot
becompatible.USBdevicesmustbe‘massstorageclass’
andformattedtotheFATorFAT32filesysteminorderto
ensurecompatibility.
Character Support
(MP3 ID3 tag v1.0 - 1.1)
 
Character Support
(MP3 ID3 tag v2.0 - 2.4)
(WMA tags)
Media Compatibility
Playback Order
Playback Capacity
USB Device Compatibility