What Does Windows CE Mean?

Windows CE is an operating system developed by Microsoft and designed for small footprint devices or embedded systems. Windows CE is different from the Windows operating systems for desktops but they share similar application programming interfaces for a considerable number of classes. Some of the devices that run Windows CE include industrial controllers, point of sale terminals, cameras, Internet appliances, cable set-top boxes and communications hubs.

Techopedia Explains Windows CE

A typical Windows CE-powered device can have less than a megabyte of memory, no disk storage and can also be placed directly into ROM.