According to the manufacturers of R-Sim Unlock , there is a new sim interposer under development which can Unlock iPhone 4 04.11.08 baseband . Those stuck with this baseband for the last few months can now use R Sim 4 along with their carrier sim card and get it unlocked without dialing 112 . R-Sim 4 works just like Gevey Sim interposer but does not require 112 emergency number dialing or turning OFF the phone and flipping “Airplane Mode” to get it working. The new sim may be released as soon as in the next 10 days .
You can read the complete R Sim Unlock tutorial here : How to use R-Sim to Unlock iPhone 4 .
Excerpt from manufacturers site :
Good News for everyone who is stuck at 4.11.08 baseband iOS 5 firmware . The long wait is over . After releasing R-SIM II for iPhone 4S iOS 5.0 , iOS 5.0.1 and R-SM III for iPhone 4S iOS 5.1 our R-SIM 4 is designed for unlocking iphone 4. Thew new R-SIM IV will be available in next 10 days. Now we accept review request from popular iPhone 4 websites .
About R Sim :
R Sim was one of the first unlock solution for iPhone 4S. . Released in versions of 1.0 , 2.0 and 3.0 it successfully unlocked iPhone 4S running iOS 5.0 , iOS 5.0.1 and iOS 5.1 firmwares on baseband 1.0.11, 1.0.12, 1.0.13 and 1.0.14 . The next release of R Sim 4.0 will support unlocking iPhone 4 on 04.11.08 baseband .
Where to Buy R Sim 4 :
You can Buy R-Sim 1.0 to 3.0 from Amazon . To get more updates on the release of R-Sim Subscribe to our R-Sim 4 Alert thread below by entering your email address . You can find all R Sim related problems and solutions in our jailbreak Forum .