These files provide a way to download the meeting audio or video onto your computer or mobile device and listen or watch the meeting offline.The links to MP3s are the audio recordings of the meetings. This is a common format used by many MP3 players like iPODs, Zune, etc. You can right click on the link, save the file on your computer, load it onto your MP3 player, and listen to the meeting on the go.
MP4 files are the video files of the meeting. If you have a device that can play videos like a computer or iPAD, you can download the video (following the instructions above for MP3 files), save it on your device and play it.