1[Programmable Keys] The 3 key keyboard features fully programmable keys that can be set to perform complex shortcuts of all functions on a standard for Windows keyboard, enhancing user operations. 2[Customisable Knob Design] The mini mechanical game keyboard comes with a rotary knob that can be customised to adjust volume, rotate up and down, or other functions, offering versatile usage. 3[Dual Mode] The programmable 3 key keypad supports both wired USB and wireless 2.4G connections. The wireless design provides convenience for more efficient use. 4[Space Saving] With its compact and portable design, the mini keyboard effectively saves desk space. You can connect both this mini keyboard and another keyboard to the same computer without interference. 5[Broad Usability] Suitable for office work, gaming, music, media, industrial control, laboratory testing, and more, this keyboard serves as a reliable tool for designers, video editors, and many other types of users. 1 x3 Key Keyboard 1 x USB Cable 1 x Wireless Module