You'll need a Palm OS or PocketPC/Windows CE Personal Digital Assistant (PDA), or a Windows or Macintosh desktop (or laptop) PC.

Palm OS Hardware:

• PDAs including: Palm III series, V series, VII series, m100 series, m125 series, m500 series; Handspring Visor series; TRG Pro; Sony CLIE; IBM WorkPad.
• 134KB of free memory for the Palm Reader application, plus sufficient free memory for each book (varies from 200KB to 2MB, depending upon the length of the book).
• Palm Personal will not work with the Palm Reader. It doesn't have enough memory to handle all of our eBooks and there are some important technical differences in the Palm Personal's operating system that make it a less suitable platform for the Palm Reader.

Palm OS Software:

• Palm OS 3.0 or greater.
• Synchronization software for downloading the Palm Reader and eBooks to your Palm device (e.g., the Palm Desktop software)

PocketPC/Windows CE Hardware:

• PocketPC series handhelds
• 167-260K of free memory for the Palm Reader application, plus sufficient free memory for each book (varies from 200KB to 2MB, depending upon the length of the book)
• 256KB free program space

PocketPC/Windows CE Software:

• PocketPC or PocketPC 2002
• Synchronization software for downloading the Palm Reader and eBooks to your PocketPC device (e.g., the ActiveSync® 3.1 software).

Windows:

• Windows 98 / ME / NT 4.0 / 2000 / XP

Macintosh:

• Mac OS 8.6 or later, using CarbonLib 1.5 or later/Mac OS X 10.1 or later

The Palm Reader can read doc files. A doc file is a type of PDA file that ends in either .pdb or .prc. These text files have been specifically packaged for use on a PDA. Doc format is pretty much a standard for PDA documents, and the latest version of the Palm Reader can view them.

Yes, the Palm Reader is compatible with the following PocketPCs:

• Hewlett-Packard Jornada
  420, 430, 430se, 540, 545, 547, 548, 680, 690, 720, and 820
• Compaq
  iPAQ H3600 series, iPAQ H3100 series and Aero 1500 series
• Casio
  Cassiopeia E115, E-125 and EM-500 series.