Originally Posted by SolApathy
The device is world phone and supports overseas int'l roaming frequencies, it does not work on GSM/HSPA/UTMS freqiencies domestically so it cannot be used on AT&T or TMobile (though when in GSM mode it can see AT&T/TMobile)
that doesnt make sense. if the phone is unlocked,then GSM/HSPA/UTMS are GSM/HSPA/UTMS... how does the phone know if its domestic GSM/HSPA/UTMS or vodaphone overseas?
verizons world phones work on att and t mobile. no reason a sprint world phone wouldnt also.