10 DNX7200NotesAbout Audio files• Playable Audio fileAAC-LC (.m4a), MP3 (.mp3), WMA (.wma)⁄• If music of normal CD and other playback systems arerecorded in the same disc, only the playback systemrecorded at the first setout is played.• Playable AAC file".m4a" file encoded by AAC-LC format.Transfer bit rate: 16 – 320 kbpsSampling frequency: 16 – 48 kHz• Playable MP3 fileMPEG 1/2 Audio Layer 3 fileTransfer bit rate: 8 – 320 kbpsSampling frequency: 8 – 48 kHz• Playable WMA fileThe file in accordance with Windows Media Audio(Except for the file for Windows Media Player 9 orafter which applies the new functions)Transfer bit rate: 48-192 kbpsSampling frequency: 32, 44.1, 48 kHz• Playable disc mediaCD-R/RW/ROM, DVD±R/RW• Playable disc file formatISO 9660 Level 1/2, Joliet, Romeo, Long file name.• The maximum number of characters for display(CD-R/RW/DVD±R/RW)File/Folder name: 128 charactersMP3 ID3 Tag version 1.x: 30 characters• Limitation of structure for the file and thefolder (CD-R/RW/DVD±R/RW/USB device)Maximum number of directory levels: 8Maximum number of folders: 254Maximum number of files per folder: 255Maximum number of files per playlist: 7000 (USBdevice)• Playable USB deviceUSB mass storage class, iPod with KCA-iP300V• Playable USB device file systemFAT16, FAT32• About the Connection of the USB deviceIf an extension cable is needed for USB deviceconnection, usage of the CA-U1EX (option) isrecommended.Normal playback is not guaranteed when a cableother than the USB compatible cable is used.Connecting a cable whose total length is longerthan 5 m can result in abnormal playback.Although the audio files are complied with the standardslisted above, the play maybe impossible depending onthe types or conditions of media or device.• Playing order of the Audio fileIn the example of folder/file tree shown below, thefiles are played in the order from to .CDv () <