I read about this device in today's Economic Times (Pune edition, unable to find a epaper version), sounds interesting
Source - Infibeam.com Pi - India's First eBook Reader
Technical Features & Specifications
Compact Size
Height 188 mm
Width 118 mm
Thickness 9.5 mm
Weight 180 gm
Screen / Display
6" E Ink® Vizplex
600x800 pixels
Black & White 8 grayscale
No backlight. Daylight readable.
Battery
Type Rechargeable built-in Li-Polymer battery (1000 mAh).
Charging Time 4 hours
Charging Device Universal AC 100 ~ 240V, DC 5V 700mA
USB Client (v2.0) . Mini USB B connector
Battery Life 7 days
File Formats Supported
Books / Text PDF, EPUB, HTML, TXT, MOBI, DOC
Images JPG, BMP, PNG
Audio MP3
Control & Connectors
3 mm Audio Earphone Connector
SD Card Slot
Micro USB Slot
Button for 4-Way Navigation & Selection.
Buttons back, home, plus / minus for size changes etc.
Storage
Internal Memory 512 MB
SD Card Slot upto 4GB
Features
Features Turn page forward/backward
Jump to a specific page
Progress bar to display position in the book
Increase font size and reflow text automatically
Add bookmark to a page
Screen Rotate for landscape / portrait views
Search inside a book or document
Sort documents (Date, filename, Catalog)
Game Play by Function Key & Navigation for Soduku
CPU
Processor S3C2440
RAM Memory 64 MB
Source - Infibeam.com Pi - India's First eBook Reader