--Quad-band support: 850MHz/900MHz/1800MHz/1900MHz network --Wireless data rate: up to236.8Kbps --Coding Schemes: CS1-CS4/MCS1-MCS9 --Interface:USB standard interface, plug-and-play support hot swap --Built-in antenna --Internet access is available to users at all times wherever GPRS/EDGE network covered --Search network automatically --Support Short Message Service (SMS)/Answering telephone calls --Support statistics of the accumulative flow according to downlink/uplink history --Designed for simple and flexible fixing/use --Quick login --OS support: Windows 2000/2003/XP/Vista --Optimal power management --Low power consumption --Dimension:86 X 27 X 11 mm