HSPA USB Modem--639U

HSPA USB Modem,Feature: Worldwide roaming and global connectivity with one modem Supports HSUPA on 850/ 1900/ 2100MHz, Quad-band class12 GSM/EDGE on 850/ 900/ 1800/ 1900MHz Downlink up to 7.2Mbps on HSUPA and UMTScapable networks, and uplink up to 2Mbps EDGE data up to 236.8Kbps 8G MicroSD memory expansion Automatically install driver, No CD required Supports Data / SMS functions Supports Windows XP/ 2000/ Vista/ Linux Specifications: USB 2.0 interface High performance internal antenna SIM card slot and MicroSD memory expansion slot 1 LED indicator Dimensions: 94.5*30*14.5mm Weight: 33g