Subaru Legacy Owner's Manual page 114

TIPS FOR OPERATING THE AUDIO/VISUAL SYSTEM
m3u
Playlists created using "WINAMP" software have a
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.
WMA
WMA (Windows Media
compression format developed by Microsoft
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.
112
Audio) is an audio
. It
®
AAC
AAC is short for Advanced Audio Coding and refers to
an audio compression technology standard used with
MPEG2 and MPEG4.