Gevey Ultra S for 4S Unlock Sim. Unlock AT&T iPhone 4S 5.0, 5.0.1, 5.1 and 5.1.1 Works in fully automatic mode. For AT&T iPhones. Sprint and Verizon iPhones are not supported. Turn off iPhone. put it in along with your sim card, turn it on, and it finds the signal within a minute.
Same Day Shipping! USA buyers will get the items delivered within 1-3 business days.