These are all of the Color E INK e-Readers from 2020
This year E INK released Kaleido, a new form of color e-paper that was designed for e-readers, e-notes and smartphones. Most of these devices have 300 PPI to read black and white content, such as ebooks. These devices can display 4,096 different color combinations up to 100 PPI. The way the technology works, is that …