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You either have to purchase an unlocked iPhone or jailbreak and unlock it yourself after you purchase it. This process does void any manufacturer warranty.
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∙ 13y ago
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Can a iPhone be connected if you put in a tmobile sim card?
Yes, but the iPhone 3GS will probably only work on the slow EDGE network because it lack's the proper antennas to use T-Mobile's strange bands of 3G and 4G.
Can an unlocked 3gs iPhone bought in the US work with a Portuguese SIM card?
yes. once an iphone is universally unlocked it will work.
Can I put my orange sim which isn't for an iPhone into a Orange locked iPhone 3gs?
If your 3GS is locked, you can't insert a SIM card.
Does the iPhone take a sim?
Yes. AT&T is a GSM carrier, meaning all the phones are GSM phones, meaning all the phones require a SIM card to work on a GSM network.
Does the alarm for the iPhone 3GS work if you have headphones in?
Yes
Does the iPhone 3GS work on T-Mobile?
Yes it does.
Does the iPhone 3gs work on sprint?
No. The iPhone 3GS is sadly a GSM only phone, so it cannot function on Sprint (or Verizon's) bandwidths.
Will iPhone work with Boss Audio 755DBi?
I tried it with my 3GS and it does work.
Can iPhone 3gs cases work for the original iPhone?
Probably not, they have different exterior shapes.
Can sim cards be transferred to an iPhone 3GS from a non-iPhone?
Yes, iPhones use a normal sim card.
IP phone skype on iPhone 3GS?
iPhone 3gs
Is an iphone 3gs or Samsung Galaxy s?
iPhone 3GS
