Find ATT version. That's it.

来源: 于 2011-09-30 12:49:13 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

3G version is needed to place in sim card. 必须是联通的计划。移动的不灵。

3G version will has wifi built in.

ATT is GSM and WCDMA for 3G.