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USB

Supported audio formats

  • Audio file specification

    • WAVeform audio format

    • MPEG1/2/2.5 Audio Layer3

    • Windows Media Audio Ver 7.X/8.X

  • Bit rates

    • MPEG1 (Layer3): 32/40/48/56/64/80/96/112/128/160/192/224/256/320 kbps

    • MPEG2 (Layer3): 8/16/24/32/40/48/56/64/80/96/112/128/144/160 kbps

    • MPEG2.5 (Layer3): 8/16/24/32/40/48/56/64/80/96/112/128/144/160 kbps

    • WMA (High Range): 48/64/80/96/128/160/192 kbps

  • Bits Per Sample

    • WAV (PCM(Stereo)): 24 bit

    • WAV (IMA ADPCM): 4 bit

    • WAV (MS ADPCM): 4 bit

  • Sampling frequency

    • MPEG1: 44100/48000/32000 Hz

    • MPEG2: 22050/24000/16000 Hz

    • MPEG2.5: 11025/12000/8000 Hz

    • WMA: 32000/44100/48000 Hz

    • WAV: 44100/48000 Hz

  • Maximum length of folder/file names (Based on Unicode): 40 English or Korean characters

  • Supported characters for folder/file names (Unicode support): 2,604 Korean characters, 94 alphanumeric characters, 4,888 Chinese characters in common use, 986 special characters

  • Maximum number of folders: 1,000

  • Maximum number of files: 5,000

NOTICE

  • Files that are not in a supported format may not be recognised or played, or information about them, such as the file name, may not be displayed properly.

  • Only files with .mp3/.wma/.wav extensions can be recognised by the system. If the file is not in supported format, change the file format by using the latest encoding software.

  • The device will not support files locked by DRM(Digital Rights Management).

  • For MP3/WMA compression files and WAV file, differences in sound quality will occur depending on the bitrate. (Music files with a higher bitrate have a better sound quality.)

  • Japanese or Simplified Chinese characters in folder or file names may not be displayed properly.

Supported USB storage devices

  • Byte/Sector: 64 kbyte or less

  • Format system: FAT12/16/32 (recommended), exFAT/NTFS

NOTICE

  • Operation is guaranteed only for a metal cover type USB storage device with a plug type connector.

    • USB storage devices with a plastic plug may not be recognised.

    • USB storage devices in memory card types, such as CF card or SD cards, may not be recognised.

  • USB hard disk drives may not be recognised.

  • When you use a large capacity USB storage device with multiple logical drives, only files stored on the first drive will be recognised.

  • If an application program is loaded on a USB storage device, the corresponding media files may not play.

  • Use USB 2.0 devices for better compatibility.