A website about 2bit stuff.

List of Devices with 2 Bit Displays

Gameboy (original)
One of the most iconic gaming handhelds ever made. Nearly 118 million Gameboys were sold worldwide.
The first handheld that could connect to the internet, and was the first to have two game cartridge slots. It failed to gain much attention.
Kindle Paperwhite
An e-reader with an "E Ink" screen that makes everything displayed on it look like paper.
iLiad e-Reader
Similar to the Kindle. Its manufacturer iRex, filed for bankruptcy and production of the iLiad ceased.
NeXT Computer
You could cay this was the original Game Cube.
Watara Supervision
A cheaper alternative to the Gameboy. It can connect to TVs and display games.
Wonderswan (original)
The Gameboy's competitor in Japan. It can be played both horizontally and vertically.

A 2-bit Arithmetic Logic Unit