Psion Revo 3 prototyp "Conan"
This is a prototyp Psion called "Conan". Its a Revo with Psion 5 keyboard.
Bluetooth is integrated and backlight display.
Psion did the clever thing and stop mass production, therefore only a very few developer units are flouting around.
Some pictures can be found from Russian Psion aficionados: here (link).
Not for sale.