Cable for power and backlight need to be soldered on. They were corroded and fell out. The digitizer was not working so that may be an issue with corrosion on the ribbon cable.
Comes with unit only - no box or batteries. In pretty good physical condition.
The Casio Cassiopeia Casio A-11 4MB is a vintage pocket computer made in Japan. This unit requires soldering to power on, as well as to connect the backlight and digitizer. Despite its retro design and the need for some technical expertise to get it running, this vintage computer is a collector's item for those interested in the history and nostalgia of computing technology.