Compare with other thin film unlock card, we have made advancement as below: 1.We are first one to launch Ios7.1 unlock card that R-sim mini2 supports Ios7.1-7.X. 2.R-sim mini2 have professional patch that can activate Ios7.1-7.x. Patch assists the mini2 to unlock 3G/4G sim card that global operators launch. Www.unlockpro.ru/nano4g We support R-SIM dongle updater, with the software updating, we will provide free updating service for you to enjoy better program in the future. This is what other unlock cards cannot do! (Free updating code can only be used to update for once ) 3.R-SIM is the only unlock card universally used for iPhone 4s/5/5c/5s.New Mini2 program interface, each MINI2 thin film card supports upgrade code to upgrade, you can buy grade code and download the softwar to upgrade on the Internet! 4. Our thinness is only 0.2mm, it's the thinnest unlock card in the world. Other unlock cards cannot reach it. 5. The iC's power consumption is the lowest among the world's unlock card which other unlock cards cannot do. 6. We own the patent for thin film unlock card, also own 4S general card slot patent, we are the only legal unlock card brand in the world!