Hardware

	*Protective Case: hard and soft, different styles available. Numerous vendors.**
	*Screen Overlay: protects screen from scratches. Numerous vendors although www.belkin.com has a wide selection for various PDA types.**
	Expansion Memory: from 16 to 512 MB currently available (will likely change as technology advances). Be sure you order the right type of memory card for your PDA device. For example, the Palm PDAs use the SD (secure digital) card whereas some Sony PDAs use the CF (Compact Flash) card. Numerous vendors.
	Travel Battery Charger: numerous types and vendors available. The traditional wall outlet and car lighter versions are most popular. There are also some self-contained, disposable, power sources that can be used to recharge your PDA if a power source is not available. www.PDAchargers.com has a large selection.
	Folding Keyboard: might be considered essential if you enter a substantial amount of data or use your PDA for preparing reports and papers. Since it plugs into the hotsync port, you need to be sure the keyboard is compatible with your PDA. Wireless keyboard solutions are also available.
	LCD projector plug-ins: essential for giving PowerPoint^R presentations directly from your PDA. Connects to expansion slot so consideration must be given to be sure hardware is compatible with your PDA. Includes software. See www.margi.com for Presenter-To-Go and www.portsmith.com for Pitch.
	Modem: 56 kbps modem for the road warrior. WiFi or Bluetooth with a cellular phone may eventually replace this technology. Also known as the "sled" among "techies" due to its appearance.
	WiFi and Bluetooth plug-ins: Designed to plug into the expansion memory card slot. Many of the higher level PDAs already have one of these technologies built in. If these technologies are required, it is recommended to purchase a higher level PDA. Currently, WiFi plug-ins are only available for the Pocket PC; however, SanDisk is expecting to have a product available for the Palm OS in 2004.
	Digital Camera: attaches to PDA via expansion slot www.veo.com; some PDAs have one built in.
	Collapsible Magnifying Glass with Stand: for those who have difficulty reading small letters. www.officeonthegogo.com