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USB music file player

About playable USB memory standards

  • Supported File System:
    FAT 12/16/32

  • Playable Audio Format:
    MP3/WMA

  • Max.Current:
    500 mA

  • Compatibility:
    USB1.1/2.0 (Full speed)

  • Correspondence:
    USB mass storage class

Playable MP3 file standards

  • Supported standards:
    MPEG-1
    MPEG-2
    Audio Layer III

  • Supported sampling frequencies:
    MPEG-1: 32, 44.1, 48 (kHz)
    MPEG-2: 16, 22.05, 24 (kHz)

  • Supported bit rate:
    MPEG-1: 32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 (kbps)
    MPEG-2: 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144,160 (kbps)

    * Supports VBR. (8 to 320 Kbps)

    * Does not support free format.

  • Supported channel modes:
    Stereo, Joint, Dual, Monaural

Playable WMA file standards

  • Supported standards:
    WMA Ver.7
    WMA Ver.8
    WMA Ver.9
    WMA Ver.9.1
    WMA Ver.9.2

  • Supported sampling frequencies:
    32, 44.1, 48 (kHz)

  • Supported bit rate:
    48 to 320 (kbps)

    * Supports VBR. (48 to 384 kbps)

    * Does not play DRM.

    * Does not support WMA files with images (jackets) and WMA Pro, WMA Voice, and WMA Lossless files.

  • Supported channel modes:
    Stereo, Monaural

Format of USB memory

The USB memory format must be ISO9660 Level 1 or Level 2.
Standards are as follows:

  • Maximum directory layers:
    8 layers

  • Maximum number of characters for folder names/file names:
    32 (including "." and a 3-letter file extension)

  • Allowable characters for folder names/file names:
    A~Z, 0~9, _ (underscore)

  • Number of files possible on a single USB memory:
    3000

  • Maximum total number of folders possible on a single USB memory:
    699