Originally Posted by escobar929
I believe the 4S was the first to support hspa+ (1900), not sure if the 4 does but yes, the 4S and 5 should work on tmobiles network, when ever they finish rolling it out
i don't think the 4s will support t-mobile hspa+...
UMTS/HSDPA/HSUPA (850, 900, 1900, 2100 MHz) <-- no hspa+
GSM/EDGE (850, 900, 1800, 1900 MHz)