The iLiad was an electronic handheld device, or e-Reader

E-book

An electronic book is a book-length publication in digital form, consisting of text, images, or both, and produced on, published through, and readable on computers or other electronic devices. Sometimes the equivalent of a conventional printed book, e-books can also be born digital...

, which could be used for document reading and editing. Like the Barnes and Noble nook, Sony Reader

Sony Reader

The Sony Reader is a line of e-book readers manufactured by Sony. It uses an electronic paper display developed by E Ink Corporation, is viewable in direct sunlight, requires no power to maintain a static image, and is usable in portrait or landscape orientation.Sony sells e-books for the Reader...

 or Amazon Kindle

Amazon Kindle

The Amazon Kindle is an e-book reader developed by Amazon.com subsidiary Lab126 which uses wireless connectivity to enable users to shop for, download, browse, and read e-books, newspapers, magazines, blogs, and other digital media...

, the iLiad made use of an electronic paper

Electronic paper

Electronic paper, e-paper and electronic ink are a range of display technology which are designed to mimic the appearance of ordinary ink on paper. Unlike conventional backlit flat panel displays, electronic paper displays reflect light like ordinary paper...

 display. In 2010, sales of the iLiad ended when its parent company, iRex, filed for bankruptcy.
Main specifications: electronic paper

Electronic paper

Electronic paper, e-paper and electronic ink are a range of display technology which are designed to mimic the appearance of ordinary ink on paper. Unlike conventional backlit flat panel displays, electronic paper displays reflect light like ordinary paper...

 display, area for displaying content is 124x165mm

• resolution
  Display resolution
  The display resolution of a digital television or display device is the number of distinct pixels in each dimension that can be displayed. It can be an ambiguous term especially as the displayed resolution is controlled by all different factors in cathode ray tube , flat panel or projection...
  
   of 768x1024 pixels, 160 dpi
  Dots per inch
  Dots per inch is a measure of spatial printing or video dot density, in particular the number of individual dots that can be placed in a line within the span of 1 inch . The DPI value tends to correlate with image resolution, but is related only indirectly.- DPI measurement in monitor...
  
  
• 16 levels of grayscale
• USB connector for external storage
• CompactFlash Type II
  CompactFlash
  CompactFlash is a mass storage device format used in portable electronic devices. Most CompactFlash devices contain flash memory in a standardized enclosure. The format was first specified and produced by SanDisk in 1994...
  
   slot for memory extension or other applications
• MultiMediaCard
  MultiMediaCard
  The MultiMediaCard is a flash memory memory card standard. Unveiled in 1997 by Siemens AG and SanDisk, it is based on Toshiba's NAND-based flash memory, and is therefore much smaller than earlier systems based on Intel NOR-based memory such as CompactFlash. MMC is about the size of a postage...
  
   slot for MMC memory cards
• 3.5 mm stereo audio jack for a headset
• WiFi
  WIFI
  WIFI is a radio station broadcasting a brokered format. Licensed to Florence, New Jersey, USA, the station is currently operated by Florence Broadcasting Partners, LLC.This station was previously owned by Real Life Broadcasting...
  
   802.11g wireless LAN
  Län
  Län and lääni refer to the administrative divisions used in Sweden and previously in Finland. The provinces of Finland were abolished on January 1, 2010....
  
  
• 10/100 Mbit/s wired LAN weight
• 400 MHz Intel XScale
  Intel XScale
  The XScale, a microprocessor core, is Intel's and Marvell's implementation of the ARMv5 architecture, and consists of several distinct families: IXP, IXC, IOP, PXA and CE . Intel sold the PXA family to Marvell Technology Group in June 2006....
  
   processor
• 64 MB RAM
  Ram
  -Animals:*Ram, an uncastrated male sheep*Ram cichlid, a species of freshwater fish endemic to Colombia and Venezuela-Military:*Battering ram*Ramming, a military tactic in which one vehicle runs into another...
  
  
• 256 MB internal flash memory, 128 for user, 128 for system
• Linux-based operating system, 2.4 kernel
• SDK provided, so functionality is easily extended

It measures 155 × 216 × 16 mm (width × height × depth), the size of an A5 document, or roughly a 6"×9" steno notebook.