hoss, most fone's are quad or ti band the usually av those frequencies in em. dual band phones should be banned, there like soo gayyy. rogers is a gay network, they over charge the poor ca ppl for data services. at&t is cool, i get like 500kbs down on there 3g, and tmobile i get about 347kbs. i wan get some hsdpa speed [1mbs] lolz. 2100 wat is that???. bmobile is 1800mhz rite and digicel 800/1900mhz, cdma is limited, not all the good fone come out on cdma, but u get full signal in out of timin places, and hardly ne dropped calls, and quick data service