Check out the Foldboard by Casestudi. It is a very thin Bluetooth 3.0 Wireless Foldable Keyboard that you can use it with your mobile devices or laptops..
Tag: Foldable Keyboard
Microsoft might have perfected the Universal Foldable Keyboard (video)
I have to give credit to Microsoft this time. They might have perfected the Universal Foldable Keyboard. As you may know, there are so many portable keyboards..