Gevey SIM is a hardware-based unlocking method for iPhone 4 which works with most basebands. Today, we received a tip from a reader who has tested Gevey SIM on iOS 5… and it works! <Bạn vui lòng đăng nhập hoặc đăng ký để xem được nội dung này!> We have covered several articles about Gevey SIM and his work, but again if someone is new here and don’t know too much about Gevey SIM working procedure, Gevey SIM is small chip in shape of SIM card, and to unlock iPhone, we have to insert this chip card along with carrier SIM card, after it you have to follow some brain eating procedures like, dialing emergency number (112) and turning Flight Mode off and on, to get unlock on your iPhone and important thing is, it does not need jailbreak like ultrasn0w unlock. <Bạn vui lòng đăng nhập hoặc đăng ký để xem được nội dung này!> We have heard from Gevey Officials that they going to launch a new version of Gevey which works like untether on that SIM you won’t have to perform such tasks again and again on every boot, well there is no eta on the next version of Gevey SIM. NOTE:Gevey Sim có thể unlock iPhone iOS 5 với các Basebands sau đây: 04.10.01 03.10.01 02.10.04