It only consists of LAV Filters (for video demultiplexing and audio and video decoding), DirectVobSub (for subtitle decoding), Codec Tweak Tool, Icaros ThumbnailProvider and Icaros PropertyHandler. Basic: The Basic edition is the smallest version and enables a Microsoft Windows computer to play the contents of AVI, Matroska (MKV), MP4, Ogg, Flash Video (FLV) and WebM files, etc.There are four editions of the K-Lite Codec Pack, all free of charge. K-Lite adds Video for Windows (VFW) codecs and DirectShow filters to the system, so that DirectShow/VFW based players like MPC, Winamp, and Windows Media Player will use them automatically. The K-Lite Codec Pack also includes several related tools, including Media Player Classic Home Cinema (MPC-HC), Media Info Lite, and Codec Tweak Tool. The K-Lite Codec Pack is a collection of audio and video codecs for Microsoft Windows DirectShow that enables an operating system and its software to play various audio and video formats generally not supported by the operating system itself. Software bundle of audio codecs and video codecs

Windows 7 pack 2