Audio/Audio set
. Level 2: The file name can have up to
31 characters (including the separation
mark “.” and file extension). Each folder
must contain fewer than 8 hierarchies.
! MP3
. MP3 is an audio compression standard
determined by a working group (MPEG) of
the ISO (International Standard Organization). MP3 compresses audio data to
about 1/10 the size of that on conventional
discs.
5-13
! AAC
. AAC is short for Advanced Audio
Coding and refers to an audio compression technology standard used with
MPEG2 and MPEG4.
! WMA
. WMA (Windows Media Audio) is an
audio compression format developed by
Microsoft®. It compresses files into a size
smaller than that of MP3 files. The
decoding formats for WMA files are Ver.
7, 8 and 9.
. This product is protected by certain
intellectual property rights of Microsoft
Corporation and third parties. Use or
distribution of such technology outside of
this product is prohibited without a license
from Microsoft or an authorized Microsoft
subsidiary and third parties.
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