Wireless keyboard with tri-mode connectivity: BT5.0/2.4GHz/USB-C wired, supports multiple devices and systems. Hot-swappable mechanical keyboard: Customised keyboard with hot-swappable sockets, 3-pin/5-pin switches, replaceable. Feel free to DIY your own keyboard. Pre-lubricated Clicky Switches: KUTETHY keyboards feature pre-lubricated switches for smooth, crisp and responsive clicks. Ideal for gaming and work. WASHER CONSTRUCTION: The high quality keyboard features a washer construction that provides a stable typing feel. RGB LED BACKLIGHTING: The keyboard features an aesthetically pleasing RGB cool backlight, LED screen and knobs.