We have good news for those iPhone 4S users who have updated thier iOS firmware to iOS 5.1 firmware without having the knowledge that this firmware update will also update their iPhone 4S baseband. There are many users who have updated their iOS firmware to iOS 5.1 and now they are locked on baseband 2.0.10. For the time being there is no software unlock solution available for iPhone 4S baseband 2.0.10. But good new is that there is hardware unlock solution available for this baseband called R-SIM III. Third Generation of R- SIM will unlock your iPhone 4S baseband 2.0.10 running on iOS 5.1 firmware.
Now if you have iPhone 4S with Baseband 2.0.10 or your iPhone 4S shipped with iOS 5.1 firmware then you don’t have to worry about because R-SIM III will unlock your iPhone 4S baseband 2.1.10. R-SIM III developers have also brought some hardware improvements in the SIM itself, the new SIM now sports F300 chip which will consume less battery and provide better call quality.
R-SIM III also provides unlock solution for iPhone 4S baseband 1.0.11, 1.0.13, and 1.0.14 on iOS 5.0 / iOS 5.0.1. This hardware unlocking solution also supports Sprint and Verizon iPhone 4S but it only support iOS 5.0 or iOS 5.0.1 firmware. It is totally automatic unlock solution and you don’t need to dial emergency number 112 during the unlock process. New R-SIM 3 will be shipped in all new packing and a modified iPhone 4S SIM try. R-SIM III is available for only 29.99 $ and you can order R-SIM III from their officials website. Now have a look at R-SIM III in action below: