75% Mechanical Keyboard with Screen & Knob: YUNZII B75 PRO Max is a refined evolution of B75 Pro keyboard. Featuring a compact 75 percent keyboard layout with knob, the pc keyboard is equipped with an upgraded customizable screen,showing clear overview of all status indicators,including battery level,date and time,operating system,GIFs,photos. This gaming setup creates an intuitive command center that boosts your productivity in both work and play QMK/VIA Custom Keyboard: This wireless gaming keyboard is fully customizable, featuring QMK/VIA open-source firmware and a multi-function knob. Unleash your creativity by remapping keys, creating macros, adjusting RGB effects, and customizing the rotary knob (default: volume). You can also easily configure and switch between multiple profiles for different games or work settings Tri-Mode Wireless Mechanical Keyboard for Multi Device:YUNZII B75 PRO Max mechanical keyboard supports wired, 2.4GHz wireless, and Bluetooth connectio