
The Xperia X10i supports slightly different frequency bands for 3G than the Xperia X10
The Xperia X10 is used mostly in the US and South America while the Xperia X10i is used in Europe and Asia.
X10_R1FA014.ftf - 131.60 Megz

X10i_3.0.1.G.0.75.ftf - 227.55 Megz

X10i_2.1.A.435.ftf - 281.99 Megz


