It is100% original itemfrom factory, not fake!!

Good news! The New Unlock Card of R-SIM Air2 generation will be coming soon !Support the American iOS7.1 Sprint, AT&T, T-mobile, Cricket, etc., the first one support iOS7.1 American Sprint card all around the world, and at the same time to support iOS6. X - 7X system of 4 S/5C / 5 S, Owns the very largest function in the world!Stable signal and come directly, avoid problem of jumping activation, internet work 3G,to be expected！R-SIM Air 2 generation is not only MICRO SIM, it is also NANO SIM. it can be used for iPhone 4s/5/5 c / 5 s, because it has patent card slot for free and can directly put NANO into the iPhone 4s,The program is universal , what's more,it is the most perfect card in the world，Orders welcome From now on.

*Please note,

Currently 3G is not working in iOS7 in all models, only "E" network can be worked.

RSIM company is deb ing...