Windows Essentials Codec Pack v4.6

Windows Essentials Codec Pack is a collection of video and audio codecs and tools that are required to encode / decode audio and video files. Windows Essentials Codec Pack should be able to play 99% of all the movies and music files that you download off the internet. You can stay up to date with latest codecs through W.E.C.P's audio / video codec update service. Supported formats include 3GP, AAC, AC3, APE, AVI, DivX, 3ivx, DAT, h.264, x264, Nero Digital, DTS, FLV, FLAC, HD-MOV, MPEG-1/2, M4A, MP3, MP4, MO3, MOD, MKV, OFR, TTA, OGG/OGM, S3M, Vorbis, VOB, XviD, XM, WV, and UMX.