... 1.USB HSDPA 3G modem, 2.Support 8GB Micro-SD Card, 3.PhoneBook, SMS, Single-band, double-b 1. ... USB HSDPA 3G modem, 2.Support 8GB Micro-SD Card, 3.PhoneBook, SMS, Single-band, double-band 4. ... offering a support network system of HSPA high-speed wireless modem,Downlink 7.2Mbps,Uplink384Kbps.Using USB2.0 interface ... 18 later) Android, MAC(10.5 later) . 3G hsdpa card 7.2M 3G HSDPA USB Modem 3G data card