Adjustable Magnetic Linear Switches Adopting the Hall effect sensor, the K721WRB-RGB mechanical keyboard features magnetic switches allowing users to adjust every key's actuation point from 0.1mm to 4mm with 0.1mm accuracy from start to end, which enhances your typing and gaming experience, particularly in FPS games. The linear switch model lets you register keystrokes faster, greatly boosting your gaming performance by eliminating latency. Ultra-Compact 75% Layout The mechanical keyboard is designed with an ultra-compact layout with 75 conflict-free keys. The compact and portable keyboard boasts all the functions, without taking up much space for easy mouse movements, which works excellently in your gaming or working. RGB Backlight Truly customizable 16.8 million colors RGB backlight: Preset 18 different RGB light modes, 7 different solid colors, 5 backlight brightness levels and breathing speed. 8000Hz Polling Rate The 8000Hz polling rate makes the keyboard communicate more quickly with your computer. Thanks to the higher polling rate, it delivers a response time of 0.125ms, so you're sure to type faster than others. Gasket Design Gasket Construction: The Gasket construction design combines flexibility and stability, which ensures an extremely comfortable typing experience, minimizes fatigue over long periods of time, and provides a consistent, responsive touch for every stroke. Rapid Trigger The Rapid Trigger mode provides increased response speed and helps gamers achieve higher hitting accuracy, realizing rapid pressing with less effort for high-frequency hits and eliminating finger and wrist fatigue. Support web driver/client driver In addition to common client drivers, K721 also supports web drivers. Dual drivers easily define key functions.