Basics

A ~195 USD Raspberry Pi CM4 Based Modular Human Machine Interface
Many uses, even more once the "shields" are developed
Quote:
- "...We plan to build expansion modules in the future for reTerminal and we have reserved this high-speed interface to connect these modules to the reTerminal. We will release a wide range of modules such as Mic Array & Speaker Module, Camera Module, Industrial I/O, LoraWAN Module, 5G/4G Module, PoE Module, Ethernet Switch..." - http://disq.us/p/2ginstu

ReTerminal