1. CUSTOMIZABLE KEYS: The keyboard doesn't need to download any driver, it can be plug and play on for Linux, for OS X, for Pi, etc. It has a memory function, so you don't need to set it up again time. 2. VERSATILE FUNCTIONS: Includes shortcuts, cut, undo, redo, select all, play, pause, volume control, switch songs, forward, backward, and custom scripts. Features RGB backlight with multiple adjustable modes that can be turned off. 3. CONVENIENT CONNECTIVITY: Supports Type C wired connection with detachable USB cable. Compact and portable design allows for easy carrying and saves desktop space. 4. HOT SWAPPABLE DESIGN: Enjoy the fun of building a custom mechanical keyboard with hot swappable mechanical switches. The 'Command' key on for IOS systems is equivalent to the ' for Win' key on for Wins systems, for example, copying is 'Command' + 'V'. 5. WIDE APPLICATIONS: Suitable for office, gaming, music, media, industrial control, laboratory, production line testing, and more. Includes user manual and software download links for WIN systems, as well as web version and tutorial videos. Spec: Item Type: Customizable Programmable Keyboard Material: Acrylic+ABS Number of Keys: 3 Switch Type: Mechanical Red Switch Connection: Type C Wired Compatible Models: for Computers How to Use: Plug and play! Using instructions and software download links: for WIN system, for OS X system, for WEB version (no need to download). Video tutorial PackageList: 1 x Keyboard 1 x Type C Cable 1 x Keycap Puller 【Customizable Keys】- Embrace the power of customization with our mini keyboard. Compatible with Linux, OS X, Pi and more, our keyboard offers convenient plug and play functionality and even remembers your settings for further use. 【Hot Swappable Design】- Personalize your typing experience with this Hot Swappable Keyboard. Enjoy the thrill of constructing your own custom mechanical keyboard with hot-swappable mechanical switches. The keyboard also possess the ability to mimic command keys from multiple operating systems. 【Versatile Functions】- More than just keystrokes. Our small keyboard features shortcuts, cuts, undo, redo and more. It also brings in an enticing RGB backlight with adjustable modes, adding aesthetics to functionality. 【Convenient Connectivity】- Simplify desk clutter with our tiny keyboard. The Type-C wired connection ensures reliability, while the compact design enables portability and saves precious desktop space. 【Wide Applications】- More than just a typing device, our Programmable Keyboard finds uses in office, gaming, music, media and industrial applications. We also offer user manual and software download links for WIN systems to facilitate your experience.