This autumn, a new smart phone will be offer for sale by au that is a company of cellphone. The smart phone is named "Android au". "Android" is name of OS for smart phone produced by Google. A lot of company of cellphone adopt it because it's method is open and free. Former smart phone can't use Oneseg that is Digital Terrestrial Television Broadcasting for cellphone and communication by infrared rays and so on. But "Android au" can use them. It is a smart phone like a cellphone. Smart phone can indicate a web site for PC that can't indicate by cellphone. You can use a lot of web site more conveniently.