HSPA/ HSUPA/ HSDPA/ WCDMA / EDGE/ GSM Max DL Speed: HSD PA: 21.6 Mbps Max UL Speed: HSUPA 5, 76 Mbps 3G/ 3G+ HSPA+ HSPA / UMTS ( WCDMA) bands: 1900/ 2100MHz/ 850/ AWS( 1700 optional) 2G GSM / ....
Anti virus, kill virus on your computer, so you can work again without trouble