Your wait is finally over! just now Microsoft made available 32 & 64 bit ISO images of “Windows 8 Consumer Preview“aka Beta for public testing at Mobile World Congress 2012 in Barcelona. Make sure you download these ISO’s with download managers like IDM so that a internet connection failure or pause in download may cause the file to corrupt and you need to download these again from the beginning. Happy Windows 8 Consumer preview downloading and testing.
Windows 8 Consumer Preview Download Links & its Product key
Windows 8 Beta 32-bit ISO [2.5 GB]
Windows 8 Beta 64-bit ISO [3.3 GB]
And use the below product key if setup asks you during the installation
Windows 8 Consumer Preview Product key.