Highlights: Worldwide roaming & global connectivity with one modem Ideal for laptops & notebooks to access Internet & emails on the go High performance internal antenna The CDMA USB (Universal Serial Bus) 3G modem is suitable for 2100 M Hz HSDPA providing up to 7.2 Mbps downlink & 384kbps uplink speeds Built-in Qualcomm MSM 6280 chipset Supports UMTS (2100 M Hz)/EDGE/GPRS/GSMBuilt-in 64MB NAND Flash & 32MB SD RAMSIM card slot & built-in micro SD memory card slot (4GB Max.)USB 2.0 standard interface, compatible with USB (Universal Serial Bus) 2.0/1.1 Plug & Play installation Supplied with user manual Specification: Connector type: USBData rates: Up to 7.2 Mbps downlink & 384kbps uplink speeds Compatibility: Windows 98SE/ME/2000/XP/ Vista/7/MAC OS X/ Linux Dimensions: 8.5 x 2.5 x 1 cm Weight: 22.7g Package Contents:1 x Wireless 3G/WCDMA USB (Universal Serial Bus) 2.0