it comes with Media Player Classic Homecinema multimedia player, other filters (madVR, MPC Video Renderer) and tools (MediaInfo Lite) contents of the Basic package can be seen here. it can play all popular multimedia (audio and video) file formats such as AVI, MKV, MPEG, MP4, FLV, MOV, TS, M2TS, RMVB, OGM, WMV, 3GP, WEBM, FLAC, etc. contains DirectShow video/audio/source/subtitle filters along with Codec Tweak Tool and some Shell extensions. it comes without Media Player Classic multimedia player. You can check the difference below (this is the short version), but if you need an in-depth analysis, check the comparison of abilities and comparison of contents official pages. The main difference between them is given by the number of features and their size. Currently, K-Lite Codec Pack is available in four editions.

Depending on which version you choose, K-Lite Codec Pack will also allow you to install other tools such as the well-known Media Player Classic multimedia player. It is one of the best codecs for Windows, allowing you to play an extensive collection of both audio and video formats that are not supported natively by Windows. K-Lite Codec Pack is a popular, free collection of DirectShow filters, VFW/ACM codecs, and tools that can run on almost all versions of Microsoft Windows (XP, Vista, 7, and 8 - both platforms 32 and 64-bits editions).

K lite codec pack