One of the most important and really cool feature of Yotaphone 2 is the always on, e-ink screen. Here is a video tutorial in English on how to read a book with the back screen:
Reading a book on the back screen

One of the most important and really cool feature of Yotaphone 2 is the always on, e-ink screen. Here is a video tutorial in English on how to read a book with the back screen: