Playable USB device and files

USB device

• Playable USB device

Flash memories and digital audio players which work as mass- storage-class devices.

The maximum current drain should be no more than 500mA.

• Playable USB device file system

FAT16, FAT32

• Applicable memory

FAT32 : 256MB or larger

FAT16 : 128MB or larger

• Subclass

SCSI

• Limitation of structure for the file and the folder

Maximum number of directory levels: 8

Maximum number of folders: 700

Maximum number of files: 65535

Notes:

•Take backups of the audio files used with this unit. The files can be erased depending on the operating conditions of the USB device.

We shall have no compensation for any damage arising out of erasure of the stored data.

•Using an unsupported USB device can result in abnormal playback or display of the audio file.

Even if you use the USB device conforming to the above specs, audio files cannot be played normally depending on the type or condition of the USB device.

Audio file

• Playable Audio file

MP3 (.mp3), WMA (.wma), AAC (.m4a)

• Playable MP3 file

Format:

MPEG 1 Audio Layer 3, MPEG 2 AUDIO

 

LSF (Low Sampling Frequency) Layer 3

Extensions:

".mp3"

Transfer bit rate (MPEG 1 Audio Layer 3):

32/ 40/ 48/ 56/ 64/ 80/ 96/ 112/ 128/ 160/ 192/ 224/ 256/ 320 kbps/ VBR

Transfer bit rate (MPEG 2 Audio LSF Layer 3):

8/ 16/ 24/ 32/ 40/ 48/ 56/ 64/ 80/ 96/ 112/ 128/ 144/ 160 kbps/ VBR

Sampling frequency (MPEG 1 Audio Layer 3): 32/ 44.1/ 48 kHz

Sampling frequency (MPEG 2 Audio LSF Layer 3): 16/ 22.05/ 24 kHz

• Playable WMA file

Format:

The file in accordance with Windows

 

Media Audio 9.2

Extensions:

".wma"

Transfer bit rate:

(CBR) 48 – 320 kbps, (VBR) Peak 384 kbps

Sampling frequency:

32/ 44.1/ 48 kHz

• Playable AAC file

Format:

MPEG-4/AAC LC (Low Complexity),

 

MPEG-2/AAC LC (Low Complexity).

Extensions:

".m4a"

Transfer bit rate:

8 – 320 kbps

Sampling frequency: 8/ 11.025/ 12/ 16/ 22.05/ 24/ 32/ 44.1/ 48 kHz

Notes:

•WMA files which cannot be played with this unit:

–WMA 9 series Professional

–WMA 9 series Voice

–WMA 9 series Lossless

–WMA file which contains video

•The files with copy protection cannot be played.

•The unit may not be compatible with upgrade of compression format standard and additional specifications.

•This unit can display the following versions of ID3 tag: version 1.0/ 1.1/ 2.2/ 2.3

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