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modem cards. If you find that our Router can not support 
your 3G modem card, please visit our official website 
www.tenda.cn to download new firmware. 
3.  Huawei EC226 、 EC122 、 E176G, Viton E1916 , ZTE 
MU351 and GXZG LKT828 are added in V0.5. 
4.  You are recommended to use the extended USB line to 
connect your 3G modem card with the 3G Router to reach a 
better effect. 
5.    New functions supported in this version: 
a. Dial on demand: when there is no access to the Internet, the 
network will be automatically disconnected to save 
network costs.   
b. 3G WAN Traffic and Connection Timer function are 
supported so that you can clearly know the using time and 
traffics without running up bills.