How To Unlock iPhone 4 iOS 4.3.5:4.3.4:4.3.3:4.3.2:4.3.1 - 4.0 4.10.01:3.10.01:2.10.04 - http://iphone-unlocking-tips.blogspot.com/
This Video Will Show ALL iPhone 4 Users How To Unlock Firmware 4.3.5, 4.3.4, 4.3.3, 4.3.2, 4.3.1, 4.3, 4.2.1, 4.2, 4.1, 4.0.2, 4.0.1, 4.0 Using Gevey Pro Sim Tool. Yes This Works On Basebands 4.10.01, 3.10.01, 2.10.04 & 1.59.00.
4.10.1, 3.10.1, 2.10.4, 1.59, 2.10, 4.10, 3.10
This Does Not Yet Work On 4.11.08 or 5.16.05 or the iPhone 4S but it WILL work on 5.0.1 and 5.0 as long as you preserve your baseband using Redsn0w & iTunes