*to compare - size of the text on the page of a paper book in soft cover 84x138 mm., contrast of the text of a newspaper is about 10:1, of lazer print on white paper about 21:1 *How to change the screen on Onyx BOOX Columbus 2 look here.
- model of the screen: E-ink Carta
- diagonal, inches: 6
- not touch
- resolution: 758 x 1024 dots
- contrast: 15:1
- density 212 dots per inch (ppi)
- backlight of the screen : yes
- the size of the workspace of the screen 91x122 mm.
Slot for a memory card:
*where to buy and how to change a battery in this reader read in a material "Models of batteries"
- capacity: 1700 mah
- model of a battery: NP 306480P
- one battery charge should suffice for browing of 10000 pages
Wi-Fi module: no
Contents of delivey:
- power adapter USB
Dimensions: 170 x 117 x 9 mm.
Weight: 169 g.