The Preonic traces its roots to the early movement of programmable, small-form-factor keyboards. Unlike traditional staggered typewriter layouts, the board utilizes a grid structure designed to keep commands within reach, relying on firmware layers to handle functions. The Rev 4 maintains this core design while overhauling the underlying electronics to align with current enthusiast standards.

Engineered around a four-layer hotswap PCB, the new version features the RP2040 microcontroller and enhanced ESD protection. Users gain support for up to ten rotary encoders, allowing for granular control over media, macros, and navigation. With full per-key RGB backlighting and a CNC-machined aluminum chassis, the hardware is now compatible with universal USB daughterboards and advanced QMK configurations. This iteration solidifies the Preonic’s position as a modular tool, favoring repairability and user-defined layouts over fixed, appliance-style design.