WINDOWS:

1 – extract the file
2 – listen to the file with a readzer

1 – Extracting the file:
If you do not have a software, use “7 zip download” to the downloading link.

To extract the files from the site, simply use the right click on your mouse On the downloaded file and, in the menu which opens, click on "Extract files" or "7-Zip -> extract the files"

7-Zip is an archival tool such as inZip, Winrar, PowerArchiver or Izarc, its main characteristic is that it is free.

2 – listen to the file
If you do not have a software, use VLC Media player , which can also read DVD, VCD and Audio CD, under Windows or Linus. It is easy to spot with its particular icon.

MAC OS X (4. version and after)

Your concert comes on your desktop as a file Slip the file into iTunes
And listen …