Sony Refurbished Electronic Ebook Reader PRS-505/SC (silver with tan cover).
These are "factory refurbished" and "in pristeen condition". They seem to be selling fast at this price - currently 22 showing in stock (61 last night), and the blue model is now sold out. New price is around £200 (Expansys have their list price at £279!).
Use the Expansys voucher to bring this to about £131 delivered.
Note that you can use this with a Mac too, by transferring eBooks to either SD card or Memory Stick (the unit has one of each type of slot).
Technology: E Ink® "Electronic Paper"
Screen Size: Approx. 6" Measured Diagonally
Resolution: Approx. 170 Pixels Per Inch
Gray Scale: 8-Level Grey Scale
* Media Formats Supported
Unsecured Text: BBeB Book, TXT, RTF, Adobe® PDF , Microsoft® Word (Conversion to the Reader-requires Word installed on your PC) DRM Text: BBeB Book (Marlin) Unsecured Audio: MP3 and AAC
Image: JPEG, GIF, PNG, and BMP
Battery Type: Rechargeable Lithium-Ion
Battery Life (Approx.): Up to 7,500 page turns
Recharging Time: Approx. 4 Hours with USB charging from powered Computer or Approx. 2 Hours when using optional AC wall charger
Optional AC Charger requires 120 Volts 60Hz
* System Requirements
Operating System: Windows® XP (Home Edition/Professional, Media Center Edition, Media Center Edition 2004, Media Center Edition 2005) & Windows Vista® (Home Basic, Home Premium, Business, Ultimate).
Processor: 800MHz Intel® Celeron® class processor or better
RAM: 128 MB Minimum
Hard Drive: 20MB Minimum available Hard Drive space
Optical Drive: Optical Drive capable of reading CD-ROM
USB Port: USB 1.1 or faster USB Port (Optimal with USB 2.0)
Internet Connection: Broadband suggested
Weight: 9oz. without soft cover
Measurements: 6.9" x 4.8" x 0.3". (175 x 122 x 8mm)
* Supplied Accessories
Tan Soft Case
Quick Start Guide