Please check out my blogs on app reviews and tutorials:
http://topappsreviews.blogspot.com/
http://iamjailbroken.blogspot.com/ (step by step guide!)
The supported firmware versions are the following:
-iPhone4S: 5.0 (9A334), 5.0.1 (9A405) and the "other" 5.0.1 (9A406)
-iPad2: 5.0.1 (9A405)
To Jailbreak your device download Absinthe from the following link:
Mac: http://cache.greenpois0n.com/dl/absin...
Windows: http://cache.greenpois0n.com/dl/absin...
Before we begin, we suggest
-You remove the pass code from your iDevice
-Keep your computer charging at all times
-Make sure you have iTunes updated to 10.5.3
and of course! Have fun when you're done!!