The Keychron K3 Max is a versatile ultra-slim mechanical keyboard tailored for both gaming and productivity, featuring a compact 75% layout. Utilizing the advanced QMK/VIA firmware, it allows users to customize key mapping and macros effortlessly across various operating systems, including macOS and Windows. The keyboard supports 3-mode connectivity (2.4 GHz, Bluetooth 5.1, and wired) for seamless device switching and boasts low-profile Gateron switches for faster input response. Its aesthetic appeal is enhanced with RGB backlighting and durable double-shot PBT keycaps, ensuring longevity and a premium feel. Combining portability, performance, and customization, the K3 Max redefines typing and gaming experiences, especially in space-constrained environments.