It lets readers change fonts, tap the screen to turn pages or drag pages with their finger, according to Jobs' demonstration.

CNN: Apple unveils the 'magical' iPad

The 114 x 168 black-and-white screen sports nearly 20, 000 pixels, letting you view emails and a time readout in several fonts, along with watch faces and other indicators.

ENGADGET: Pebble smartwatch review Mobile

This means that all fonts and images will be defined more precisely and will benefit from a 758 x 1024 resolution screen.

ENGADGET: Bookeen Cybook Odyssey HD FrontLight joins the lit e-reader fray