Thumby gaming keychain A gaming system, featuring a hybrid of a console and a keychain, has a tiny monochrome OLED display (72x40), a functional 4-position crossbar, and two buttons to implement gameplay.
The Thumby console hardware is powered by the Raspberry Pi RP2040 processor and has 2MB of onboard memory. A piezo speaker is used for sound broadcasting. A 40 mAh battery provides 2 hours of autonomous operation. For charging, programming and multiplayer game use microUSB connector and Thumby Link cable.
