Features 1、PROGRAMMABLE KEYBOARD: Customize all keys to match your workflow, including complex hotkey combinations for enhanced productivity. 2、CUSTOMIZABLE BUTTONS: Set your own functions with a dedicated software, and enjoy seamless transitions between devices with on board memory. 3、VERSATILE KNOB: Include 2 knobs, rotate to zoom in and out, or press for additional functions like volume control, song playback, and more. 4、EXTENSIVE CUSTOMIZATION: Tailor your keyboard for various tasks, including magnification, copying, pasting, gaming, office work, and media playback. 5、INDUSTRIAL STRENGTH: Accuracy engineering and durability for consistent, reliable performance of the keyboard in industrial environments. Specification Item Type: 12 Key Knob Keyboard Material: ABS, Acrylic, Metal Application: Suitable For Office, Game, Music, Media, Industrial Control, Laboratory, Production Line Testing And Other Fields System Support: For Windows, for Linux, for OS X Key Life: Up To 50 Million Times Type: Dustproof Red Switch Key Number: 12 Keys Current Voltage: DC 5V 1A Operating Temperature: -10℃ to 50℃ Package List 1 x Keyboard 1 x Data Cable(Color Random) 4 x Feet Pad