... PhoneBook, SMS, Single-band, double-b 1.USB HSDPA 3G modem, 2.Support 8GB Micro-SD Card, 3.PhoneBook, SMS, ... this company offering a support network system of HSPA high-speed wireless modem,Downlink 7.2Mbps,Uplink384Kbps.Using USB2.0 interface connection ... ,To support data transmission with high speed, online voice, phonebook, text ...