... 6290 -Support voice and message/8G SD Card SpecificationProduct: 3G HSDPA/HSUPA USB Wireless Modem-3 ... 7.2Mbps,uplink 5.72Mbps(5).USB Interface,movable SIM Slot,Wireless access to internet( ... system:Windows2000/XP/Vista/Win7/MAC(10).Usb interface,package and logo can be customized(11). ... SD Card Slot(14).Embedded antenna with high sensitivity ,more stable,faster(15).USB Standard interface,support ...