For listening to the Audio of TB meetings, you will need a media player such as Quicktime Player, Windows Media Player or iTunes on your computer; Windows Media Player can be downloaded free at; http://www.microsoft.com/windows/windowsmedia/player/default.aspx

Quicktime Player is available free from Apple at http://www.apple.com/quicktime/player/

iTunes is available free from; http://www.apple.com/downloads/