there is another 1.9GHz that T mobile owns for its 3G.
You need WCDMA version for Tmobile 3G.
http://support.t-mobile.com/thread/39007?start=0&tstart=0
http://en.wikipedia.org/wiki/T-Mobile_US
You need WCDMA version for Tmobile 3G.
http://support.t-mobile.com/thread/39007?start=0&tstart=0
http://en.wikipedia.org/wiki/T-Mobile_US