Here's what the ad says in the catalog:
CASIO XL7000 Zoomer
Personal digital assistant for communication, calculation, and organization.
- Recognizes your hand printing and stores thousands of dates, figures, and
phone numbers.
- Built-in PCMCIA expansion slot and serial port for PC and printer hook-up.
- Includes software for organization, communications, finance, reference,
games, and more.
- Up to 100 hours on 3AA batteries.
Bill