Description: Mini 6-Key Mechanical Gaming Keyboard: Mini 6 keys gaming keyboard with 1 piece knob button, the knob button replaces the middle button of mouse, controllable with one hand. Wired Keyboard: DIY wired keyboard, the knob button is suitable for adding and subtracting volume, zooming in and out and other functional operation. Button Function Customization: One button to replace complex operation, button function customization, one-click copy and paste. suitable for games/office/music/media/industrial control. One Hand Operation: Type-c to USB interface, no need driver, plug and play. E-sports Keyboard: Suitable for E-sports games, portable and durable. Durable up to 50 million times, can use the operating system for Windows/VISTA/Linux/Mac, etc. Specification: Material: acrylic Knob: Metal Size Chart: 102x57x37mm/4.02x2.24x1.46inch Package Includes: 1 Piece Mini 6-Key Mechanical Keyboard 1 Piece USB Cable Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!