?Ideal for Office Work and Gaming?This mechanical keyboard allows you to improve the efficiency of your office work. The one-touch copy/paste/flip and one-touch open system functions are very convenient for office work. Complex key combinations often used in design software can also be achieved with one button, greatly improving design efficiency; skills that can only be produced with complex key combinations in PC games can also be produced with one button. ?Compatible with Multiple Systems? This Mechanical Gaming Keyboard is compatible with Windows/VISTA/Linux/Mac. This mechanical keyboard is very compact and takes up very little space. This keyboard can be used with other keyboards at the same time and they will not interfere with each other. (Note: The keyboard function can only be configured under Windows, but it has a memory function, so you can use it directly on Mac after configuration. (If you have any problem in using it, please feel free to contact us). ?3 Knobs & Multifunctional Mechanical Keyboard?Mini Macro Mechanical Gaming Keyboard can One-click access to multimedia, shortcuts, text input, folder opening, application launching, macros, and many other functions. The gaming keyboard's knobs can be rotated to adjust and can also be used as a button. The knob can play the previous song, the next song, volume up, volume down, pause, play and other functions. Complex functions, simple setup and operation. Make your office work faster and more efficient, and make your gaming experience more comfortable and smooth. ?Command= Win+, Option=Alt, Control=Ctrl.?. ?DIY Free Editing & Easy Installation?This Mini Macro Mechanical Gaming Keyboard is easy to operate, you can set all standard key functions, shortcut keys and complex one-key combinations for mechanical keyboards. Hotkeys support DIY replacement keycaps. You can replace new keycaps for your keyboard according to your preference. New Version have could enter max 18 characters at ONE KEY. please ask us if you want enter many characters in one key but don't know how to choose. ?Setting Software Download Link? https://sikaicase.com/blogs/support/setting-for-software. (Setting need connect the USB-C Cable) NOTICE: If you want to use it on MAC, you need to set up Win7 and above before you can use it on Mac OS. The software is constantly being updated, so if you have questions about the setup, please contact us and we will provide you with a solution or send you an updated version of the software.