3 ms·Will this work with an ATT ipad 3?by outericky 13y agoWill this work with an ATT ipad 3?guptaneil 13y agoYes, it works with any unlocked GSM tablet that supports their spectrum, including the AT&T iPad 3, although you may not get LTE speeds.x0054 13y agoThat's what I have. Works great!