Designer Marko Vuckovic designed a concept called Four Tablet PC. 235mm long, 143mm wide, it is designed for use within the family, you can replace the digital photo frame hanging on the wall. From the design, we can see the Four is a very thin plate, has a very comfortable virtual keyboard and frame design. Show one of the favorite sights and sounds from nature can be perfect, and can also display a dynamic calendar, and weather and news information.
Source from: http://dualsimcellphone.yoka-yoka.jp/