FS: UNLOCK YOUR iPHONE 4S ON ANY iOS VERSION ! ( Calgary ) $40.00
 

I have the R-SIM sim interposer to unlock the iPhone 4S on iOS 5.0 - 5.1.1 (R-SIM III) or iOS 6.0 - 6.1.2 (R-SIM V). Will confirm it works before you buy. Simple plug and play unlocking... I also have

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