Plug and play,TF card Support,3.5G 7.2M wireless H

HM660 is a complete7.2M 3.5G Hsdpa usb Modem designed to offer high-speed wireless connectivity for Windows notebook and desktop computers on HSDPA networks. It is easy to use USB connector and the ability to roam globally on tri-band UMTS and quad-band GSM/ EDGE networks.It enables connection to internet download speed up to 7.2Mbps. HSDPA/UMTS (2100MHz) (850Mhz is optional) Support 7.2Mbps HSDPA services, UpLoad Speed:384Kbps Support SMS services Support data statistics Micro SD Card Slot (up to 4GB) Receive diversity (2100MHz) Plug Play Support Windows 2000, Windows XP, Windows Vista,7 and Mac Operating Systems 3.5G 7.2M wireless Hsdpa usb Modem Technical SpecificationsBandsTri-band UMTS 2100 MHz 3GPP R6 Technical Standard HSDPA:3GPP R6, up to 7.2M bps DL,category 7/8 UMTS:up to 384 Kbps DL and UL Visual Indicator Three color LED indicator express Multi-meaning for real time service status, technology modes, and error conditions External Interface USB 2.0 interface with PC Internal Antenna Built-in 6 bandsSIM card slot and MicroSD memory expansion slot EnvironmentalOperating Temperature: -20 to +60Storage Temperature: -30 to +85System Requirements Card Slots: USB Interface CPU: Pentium 4 1GHz or above Memory: 64MB RAM or above Hard disk: 50M or above