i have an iphone 4 with unlimeted data plan i want to buy an atrix on ebay can i just put my sim in or do i have to get a upgraded sim from att that allows 4g if so how much will they charge thank you
I have a 3G sim in mine and it works.
Are you looking to upgrade and activate your device?
Let us help make Ordering, Upgrading and Activating easy!
AT&T Locker is being discontinued on August 3rd. Find out what you need to do.