Feature:1. Programmable Keyboard: All keys of the OSU gaming keyboard are programmable, all key functions on the standard Win keyboard can be set, and complex combination of hotkeys can be realized with one key.2. Knob Function: Not only can be rotated Compatible with adjustment, but also can be used as a button. The knob can be set Compatible with zooming in and out, cutting the song, increasing the following volume, decreasing the volume, pausing, playing and other functions.3. RGB Backlight: Small mechanical keyboard has fine workmanship, perfect style, more gaming experience and with RGB backlight, full of technology, detachable USB cable. The keyboard is easy to operate and easy to use.4. Small Portable: USB mechanical keyboard mini size, effectively saves desktop space, easy to carry and use when going out Compatible with work, will not take Compatible with much space in the bag, light and unburdened.5. Wide Application: 3-key mini keyboard is suitable Compatible with office, games, music production, media, industrial control, laboratory, production line testing and other fields, and it is a good helper Compatible with many other types of users such as designers and video editors.Specification:Item Type: 3-Key Mini KeyboardMaterial: AcrylicLighting Effect: RGB BacklightKey Type: 3-key mechanical keyboard, 1 x knob (the knob can be pressed as a key)Applicable Equipment: Compatible with computer universal.Package List:1 x 3-Key Mini Keyboard 1 x Data Line