Keychron K15 Max is an ultra-slim wireless custom mechanical keyboard. It supports 2.4 GHz, Bluetooth, and a wired connection. It allows anyone to master any keys or macro commands on its 75% Alice layout through the Keychron Launcher web app. Besides, it has included LSA (low profile spherical-angled) profile keycaps for both Windows and macOS, and users can hot-swap with Gateron low-profile MX mechanical switch in a breeze ( for RGB Backlight Hot-Swappable Version only ).