Bookeen Cybook Opus
Bookeen Cybook Opus
Top 48%25 points
Top 48%
Top specs and features

Bookeen Cybook Opus: 19 facts and highlights

1. has an external memory slot

The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.
Bookeen Cybook Opus
75% have it

3. volume

5. Has an e-paper display

An e-paper display provides a high contrast allowing users to read in direct sunlight without requiring much power.
Bookeen Cybook Opus
93% have it

8. internal storage

9. resolution

10. screen size

The bigger the screen size is, the better the user experience.

11. battery power

12. number of screen shades

More screen shades (greys) result in better gradients and usually a better reading experience.

13. every pixel has three subpixels

The device has a display with three full subpixels per pixel, resulting in a sharp and crisp picture. Pixels in some displays (like AMOLED) share one subpixel to preserve space. This can result in a less crisp, slightly blurred image.
Bookeen Cybook Opus
86% have it

14. width

15. supported file types

How many file types the device supports, such as PDF, JPG or PNG.

17. charge time

The time it takes to fully charge the battery.

18. has a removable battery

The battery is removable and can be replaced by the user if broken.
Bookeen Cybook Opus
12% have it

19. has a rechargeable battery

The battery can be recharged and used over again.
Bookeen Cybook Opus

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