Dedicated Knob & Display Screen: The typewriter keyboard supports volume and light adjustments and can be freely switched between dynamic RGB-backlit gaming mode and silent typing office mode. Real-time monitoring of battery level, connection status and system compatibility via LED screen, unveiling everything you want to know (Uncustomizable screen) Multi-Device Connection: AULA light up Keyboard offers 3-connectivity modes including Bluetooth 5.0, 2.4GHz wireless and USB wired mode, you can switch flexibly to suit different scenes. It can connect up to 5 devices at the same time and can be easily switched with the FN+ key combination. No limit to keyboard connectivity for multitasking efficiency Custom Keyboard: All keys on this wireless keyboard support macro customization, which allows you to record and edit macros to program a series of complex actions into a key, useful in very exciting real-time games. Bluetooth keyboard is equipped with dual-mode rotary knob for easy adju