Samsung has unveiled its highly anticipated Galaxy Fold device, which unfolds "like a book" from a smartphone into a tablet.
According to Samsung, the Galaxy Fold, which will go on sale in two months, sits in its its own technology category ? wavering between the two different devices.
Unfolded, the device has a 7.3-inch size and functions as a tablet, however when folded in half it can be used as a regular touch-screen smartphone with a 4.6-inch screen.

"It delivers a new kind of mobile experience allowing users to do things they couldn't do with an ordinary smartphone," said Samsung.
"Users now have the best of both worlds; a compact device that unfolds to reveal Samsung's largest-ever smartphone display."
Instead of bending like its more rounded concept design appeared to, the new device folds ? described by Samsung as "a more intuitive motion, and a more difficult innovation to deliver."
The design features a hinging mechanism with multiple interlocking gears, concealed within a hidden enclosure to create a "seamless" look. This system allows the device to open "like a book" and close flat with a "satisfying click".

The phone's screen is made from a composite polymer rather than the traditional glass screen. According to Samsung, it is the "world's first" Infinity Flex Display with an active-matrix organic light-emitting diode (AMOLED) screen that allows for a faster, higher definition ...