Palm-size devices require less memory than handhelds, which need more RAM to store larger files and run applications. If you find you need additional memory, you can always upgrade memory or buy removable memory storage cards. However, to access and transmit e-mail you will need a modem, an ISP and a phone line or wireless access. Most handhelds feature integrated modems. Palm-size devices might require a peripheral modem or attachment.
Rechargeable batteries are the most cost-effective way to go.
Recharge times are typically 2 to 4 hours. Return to top Glossary Alarm Standard on most devices, the alarm usually can be set to sound at specific times and on dates far into the future. The software programs and built-in specialty features included with the device. Additional software programs may also be built-in and are available for purchase. Backlit An LCD display with a light source at the back of the panel that makes the characters on the screen appear sharper and more bright.