Download Absinthe 2.0: http://stateofjailbreak.com/tutorials/absinthe-2-0-tutorial/
In this video I give a tutorial on how to jailbreak iOS 5.1.1 untethered using Absinthe 2.0 for the iPhone 4S, iPad 2, New iPad 3, iPod touch 4G, iPhone 3GS, iPhone 4, iPod touch 3G, iPad 1 and Apple TV 2 on Mac OS X, Windows and Linux.
Wallpaper downloads: http://imgur.com/a/pE9WZ