PadFone ? What this ?

Here at ASUS we are firm believers behind the practice of design thinking. The Padfone has been specifically created to fulfill a demand for both smartphone and tablet users. It is a first of its kind innovation that allows you to switch seamlessly between pad and phone for a user experience that best-fits your activities, at any time. Internet access from the 3G network connection is shared between the phone and pad, as data storage is streamlined through a single storage pool.
‧Enlarge your screen size any time you need to
‧Seamless transition of applications between pad and phone
‧Eliminate data transfer hassle with a single storage pool
‧One SIM card for two devices
‧Use the pad as an extended battery to charge your phone
‧Have a video conferencing experience and easily share with family and friends