Mechanical Keyboards: This Aula F99 mechanical keyboard wireless work with bluetooth-bt5.0, 2.4GHz wireless mode and usb wired 3 connections,can connect up to five devices at the same time.AULA F99 keyboard bluetooth computer keyboard is suitable for PC, laptops, tablets, mobile phones, PS, XBOX etc,no limits about your keyboard connection to meet all the needs of users like work, gaming, and study ect. Wireless Computer Keyboards Gaming: This Gaming Keyboard Friendly Top-Mount Design - Offers a superior tactile consistency, firm feeling, and better noice reducing creamy keyboard.Keys support macro customization, which allows macro recording and editing, customize key function and 16.8 million light colors, and supports cool music rhythm lighting effects with driver. Hot Swappable Keyboard & Pre-lubed Linear Switch: Enjoy the fun of making your own unique keyboard.The switches and keycaps can be freely replaced(keycap/switch puller are included in the package).Hot-swap PCB allows y