Supported USB music specifications
Name Description
Audio File
Specification
MPEG-1/2 layer3 ,OGG (Vorbis), FLAC,
WMA (Standard/Professional)
Recommended
Bit Rates and
Sampling
Frequency
MPEG-1/2 layer3
• 8 kbps to 320 kbps (CBR or VBR), to 48 kHz
• ID3 Tag: Supports ID3v1.0 and ID3v1.1,
ID3v2.3, ID3v2.4 ID3 tags
OGG(Vorbis): From Q-1 to Q10, to 48 kHz
FLAC: 8 bit/16 bit/24 bit, to 48 kHz
WMA
• Standard (0x161): to support L3 Profile :
to 385 kbps, to 48 kHz
• Professional (0x162): to support M0b :
to 192 kbps, to 48 kHz
Detailed
Specifications
Maximum directory layers: 20 layers
Maximum length of folder name/file name: 255Bytes
Supported characters for folder name/file name:
Alphanumeric characters, Korean standard character
set 2,350 characters, Simplified Chinese 4888 char-
acters
Maximum number of folders which can be stored
onto one USB: 2000 folders (including ROOT)
Maximum number of files which can be stored onto
one USB: 8000
Information
• The sound quality of audio files that use bitrates exceeding 192 kbps
cannot be guaranteed. When using files without fixed bit rates, some
features (FF/REW features) may not operate properly.