1.5 LED Screen and CNC Knobs The 1.5 LED screen home page displays a variety of information such as date, time, battery level, WIN/OS system, connection mode, status indicator and volume/menu. In addition, you can adjust the volume, RGB light mode, language and screen image/GIF by rotating or pressing the CNC knob. You can use it to make the switch easily(Note: You need to download the software under windows system and keep in wired mode to set the screen image/GIF, calibrate the date and time) Tri-mode Mechanical Keyboard & Multi-Device Connection The X98 Pro gaming keyboard supports BT5.0, 2.4GHz wireless and USB-C wired connectivity to provide reliable and lag-free performance. It can connect up to five devices at the same time and can be easily switched using the knob. The X98 PRO wireless gaming keyboard is compatible with Windows, Mac, IOS and Android operating systems, which is suitable for PCs, laptops, tablets, smartphones, PS, XBOX and other devices to meet the needs