Beware AT&T SM-T707A! GSM is tri-band only (700/850/1900). 900MHz is not supported!

I learned this hard way - by going to Europe with my SM-T707A.
If you're out of 3g/4g area (2100Mhz), and need EDGE/GPRS coverage - you're out of luck, AT&T version is only tri-band, 900MHz is left out!
http://www.att.com/esupport/article....B425278&cv=820