Aula F99 Wireless Silent Mechanical Blue Keyboard with Num Pad for OfficeTriple-Mode Connectivity: The F99 silent mechanical keyboard supports BT 5.0, 2.4GHz wireless, and USB-C wired connections. It can pair with up to five devices at the same time, and simple FN shortcuts allow instant switching between them. Whether you're working, studying, or gaming, this flexible connectivity keeps you productive,Hot Swappable & Pre-Lubed Silent Switches: This hot-swappable keyboard lets you change switches and keycaps easily without soldering, supporting both 3-pin and 5-pin oVisit our store for more great deals!Thank you!