... 2.2 Smartphone Support:USIM/SIM card Network:HSDPA,UMTS2100,7.2M bps GSM/GPRS/EDGE:Quad-band 850/900/1800/1900MHZ 3G ... 2.2 FroYo Network and radio technology Dual-band 7.2M bpsHSDPAUMTS2100, 7.2M bps HSDPA Quad band GSM/GPRS/EDGEGSM Quad-band ... 850/900/1800/1900MHz, GPRS, EDGEDisplay (size/resolution/color)3.2 ...