Lenovo Tianji iBook EB-605

The iBook EB-605 (first rumored in December 2009) has a 6" E Ink display, 400Mhz processor, music player, and supports several e-book formats including ePub and Mobi. It's still not clear whether it'll have wireless (cellular). 

The iBook EB-605 will be launched in China later in 2010, with an estimated price of around $290 Via Engadget