Mini 60% Keyboard: RK61 mini 60% gaming keyboard is a ultra-compact layout with 61 keys makes you a neat desktop with your organized gears on, even folks have nothing to do with Minimalist will dive into its tiny practical design. Tips you might want to know is that keyboard without numpad is most FPS gamers' choice, more spaces left for mouse movements. Brown Switch: Slightly quieter and easier to trigger than the Blue Switch. Halfway between a typing and a gaming switch.Some people prefer Brown Switch since it enables you to double tap faster and typists like them because they still have a good tactile feedback, but the audio feedback isn't quite as noticeable as Blue Switch. RK61 RGB Keyboard: This 60% rgb keyboad has 18 RGB backlight modes, 8 monochrome backlight modes and 1 full color backlight. These modes will give you more enjoyable when you gaming or typing at night. Ergonomic Mechanical Keyboard: RK ROYAL KLUDGE RK61 is a mechanical keyboard with the scientific stair-up keycap design brings maximum comfort, keeping your hand in a most natural state to minimize hand fatigue after longtime use and help you minimize typos. So it's designed for gamer, office worker, copywriter, programmer, typing teacher and editors. Keyboard Compatibility & Reliable Service : This RK61 USB wired mechanical gaming keyboard compatible with Windows / MacOS / Android. Pls feel free to contact us when you meet any problem, RK ROYAL KLUDGE will spare no effort to provide the best service to every customer within 24 hours to help you.