Article ID : 00009398 / Last Modified : 07/23/2019Print

Error: Cannot play. File format is not supported occurs when trying to play an audio file on the portable player.

    For proper playback, the file must be compatible with the portable player. The supported file formats are listed below:

    IMPORTANT note regarding Digital Rights management (DRM): The portable player only supports WMA digital rights management DRM files when transferred via the Windows Media® Player software. The player does not support any other files that are encoded with DRM. DRM files are typically those that are purchased from online services. The unsupported DRM files may display on the portable player, but will not playback.

    File formatMP3 (MPEG1 Layer3) file format, ASF file format, MP4 file format, Wave-Riff file format
    File extensionMP3 (.mp3), WMA (.wma), AAC-LC (mp4, .m4a, .3gp), Linear PCM (.wav)
    Codec MP3Bit rate: 32 to 320 kbps (Supports variable bit rate (VBR))
    Sampling frequency .32, 44.1, 48 kHz
    WMABit rate: 32 to 192 kbps (Supports variable bit rate (VBR))
    Sampling frequency 16, 22.05, 32, 44.1, 48 kHz (Stereo)
    8, 11.025, 22.05, 32, 44.1 kHz (Mono)
    *Compatible with WM-DRM 10
    AAC-LCBit rate: 16 to 320 kbps (Supports variable bit rate (VBR))
    Sampling frequency, 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48 kHz (Stereo/Mono)
    Linear PCMBit rate: 1,411 kbps
    Sampling frequency, 44.1 kHz (Stereo/Mono)
    Number of files10,000 maximum


    • Sampling frequency may not correspond to all encoders.
    • Copyright protected AAC-LC files cannot be played back.
    • Non-standard bit rates or non-guaranteed bit rates are included depending on the sampling frequency.
    • When you transfer AAC (.mp4) files by drag-and-drop from Windows Explorer to this player, a confirmation message dialog may appear on your computer. If the message appears, click Yes or Yes to All.