Dual Mode Connection: Mechanical keyboards support both wired USB and wireless Bluetooth dual-mode connection, free to choose, detachable USB cable, more convenient to use. Programmable: All keys on the keyboard are programmable. All key functions of the standard Windows keyboard can be set, and complex shortcut combinations can be realized with one key press. Knob Function: Can not only be rotated and adjusted simultaneously but can also be used as a button. The knob can be set to zoom in and out, up and cut the song, following volume plus, volume minus, pause, play, and other functions. Wide Range of Applications: Mini keyboards are suitable for offices, games, music, media, industrial control, laboratories, production line testing, and other fields, suitable for designers and video editors, etc. Mini Size: One-handed mechanical keyboard operation is simple, convenient, and easy to get started, mini size and portable, effectively saving desktop space.