The only difference is the appearance - the number of
flexible ribbon cables.
The only difference is their appearance: the number and location of
flexible ribbon cables.
Any e-ink screen is connected with the e-reader by an informational
flexible ribbon cable (1).
Pay attention that not every e-book with a sensor screen has such
a flexible ribbon cable in the display.
If your e-reader has a capacitive sensor screen, then the display has
a flexible ribbon cable of the sensor (3).
Constructively, the informational
flexible ribbon cable can be located on any side of screen and have different shape depending on the model of the screen.