3G MODEM--High Speed 7.2M HSDPA USB Modem:  Main Features: * Plug and play
* Internal antenna
* Interface: USB 2.0/1.1
* Support SIM card & T-flash card
* File transmission and SMS
* Receive and send E-mail
* Supports Multiple APNs
* Browse internet with high speed
* Languages: Chinese/English Frequency band: * GSM/GPRS/EDGE: Quad band 850/900/1800/1900 MHz
* UMTS: UMTS 850/1900/2100MHz(option)Technical Standard:* Low power consumption
* Wireless network: UMTS/EDGE/GPRS/GSM
* UMTS: Compliant to 3GPP FDD R5, HSUPA R6
* GPRS/EDGE: Compliant to 3GPP R4
* GPRS/EDGE MS Class 12 and MCS1-MCS9
* OS Supported: Windows 2000, XP, 2003, Vista MAC and Linux(option) OS P101H-PS manager Software for computer Environment: * Normal operating temperature: -10 to +55° C
* Restricted operating temperature: -20 to +75° CCustomizing (OEM) orders are acceptable