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iPhone 4 on T-Mobile…with Working 3G?
Past iPhones have been unable to access T-Mobile’s 3G network due to a difference in frequencies between AT&T and T-Mobile, AT&T using the 1900MHz frequency, and T-Mobile using the 1700/2100MHz frequencies. Since AT&T uses the 1900MHz frequency for 3G, this is what iPhone’s have been manufactured with the ability to support, meaning that an unlocked iPhone operating on T-M...[Read More]