VLC media player is an open source video and audio player capable of playing almost any type of media including DVDs and VCDs. In addition to being able to play most video and audio files, VLC can also post free ads without registration
File extensions that can be opened by vlc-media-player

sa2.ASX	Advanced Stream Redirector
sa2.DTS	Digital Theater Systems Audio File
sa2.GXF	General eXchange Format
sa2.M2V	MPEG-2 Video
sa2.M3U	MP3 Uniform Resource Locator
sa2.M4V	MPEG-4 Video File
sa2.MPEG1	MPEG-1 Video
sa2.MPEG2	MPEG-2 Video
sa2.MTS	AVCHD Video File
sa2.MXF	Material eXchange Format
sa2.OGM	Ogg Multimedia Container File
sa2.PLS	Playlist
sa2.BUP	DVD Information File
sa2.A52	Dolby Digital AC-3 Compressed Audio File
sa2.AAC	Advanced Audio Coding Compressed Audio File
sa2.B4S	Winamp 3+ Playlist
sa2.CUE	Cue Sheet
sa2.DIVX	DivX Movie
sa2.DV	Digital Video
sa2.FLV	Flash Video
sa2.M1V	MPEG-1 Video
sa2.M2TS	MPEG-2 Transport Stream Videos
sa2.MKV	Matroska Video Stream
sa2.MOV	Apple QuickTime Movie
sa2.MPEG4	MPEG-4 Video
sa2.OMA	OpenMG Audio File
sa2.SPX	Ogg Speex Audio File
sa2.TS	DVD Video
sa2.VLC	VLC Media Player Data
sa2.VOB	DVD Video Object
sa2.XSPF	XML Shareable Playlist Format
sa2.DAT	VCD Video
sa2.BIN	Binary DVD Video
sa2.IFO	DVD Information File
sa2.PART	Partially Downloaded File
sa2.3G2	3G Mobile Phone Video
sa2.AVI	Audio Video Interleave
sa2.MPEG	MPEG Video
sa2.MPG	MPEG Video
sa2.FLAC	Free Lossless Audio Codec Compressed Audio FIle
sa2.M4A	MPEG-4 Audio File
sa2.MP1	MPEG-1 Audio Layer I
sa2.OGG	Ogg Multimedia Container File
sa2.WAV	Waveform Audio
sa2.XM	Extended Module Audio File
sa2.3GP	3G Mobile Phone Video
sa2.SRT	DVD Subtitles File
sa2.WMV	Windows Media Video
sa2.AC3	Dolby Digital AC-3 Compressed Audio File
sa2.ASF	Advanced Systems Format Video
sa2.MOD	MOD Audio File
sa2.MP2	MPEG-1 Audio Layer II
sa2.MP3	MPEG-1 Audio Layer 3
sa2.MP4	MPEG-4 Part 14 Multimedia Container
sa2.WMA	Windows Media Audio File
sa2.MKA	Matroska Audio Stream
sa2.M4P	Protected AAC File

asa2   bsa2   csa2   dsa2   esa2   fsa2   gsa2   hsa2   isa2   jsa2   ksa2   lsa2   msa2   nsa2   osa2   psa2   qsa2   rsa2   ssa2   tsa2   usa2   vsa2   wsa2   xsa2   ysa2   zsa2   0sa2   1sa2   2sa2   3sa2   4sa2   5sa2   6sa2   7sa2   8sa2   9sa2