Features [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. [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. [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. [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. [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. Spec: Item Type: 3 Key Keyboard Material: ABS Programmable: 3 keys Mini keyboard, all keys can be programmed. You can set all key functions of standard for Windows keyboard to achieve complex combinations of one key shortcuts. How to Use: Take out the product, install it, and it can be used. PackageList: 1 x 3 Key Keyboard 1 x USB Cable 1 x Wireless Module Package List 1 x 3 Key Keyboard 1 x USB Cable 1 x Wireless Module