Handhelds running Linux
Linux has the advantage of being open, it has tons of programs available and it runs with little ressources. Perfect for small mobile devices.
A modern Pocket PC, similar to the classic Psion 5.
The GPD Micro PC is an ideal mini PC for system administration and other industrial tasks.
A modern Smartphone with a keyboard, similar to the classic Psion 5.
A small handheld powered by Linux, perfectly suited to emulate your favourite classic games!