hi guys and girls:
who can tell me about the work principle of the wifi mobile phone ? accord the wifi principle,the wifi mobile phone can not be used on the unpublic area such as :highway,
outdoor etc. but now the wifi mobile phone seemed to be able to use anywhere. why?
thanks in advance!

[Edited on 29/11/2005 by royalempire]

[Edited on 10/12/2005 by royalempire]