Features: Supports hot-swapping. This is a mini keyboard with customizable functions. Type-C to USB interface, no driver needed, plug and play. You can set any key function of the standard Windows keyboard. Easily realize complex key combinations, and the keyboard has a storage function. After setting in the Windows system, it can be used on systems that support USB protocols like Linux and MacOS. Connecting multiple keyboards is simple and convenient, and it's easy to carry. The rotary knob can be set for zoom in/out, previous/next track, volume up/down, pause, play, and other functions, making it a great assistant for presentations. Specifications: Item: Mini Keyboard Mode: USB-C wired Support: Rotary knob for volume adjustment / zoom in-out / Copy/Paste/Mute/Previous/Next track etc. Material: Acrylic Size: Standard Color: Black/White/Purple Keys: 6 keys Charging: Type-C USB Note: Due to lighting effects and shooting angles, there may be some tolerances in the product. Please understand. Allow 0-2mm error due to manual measurement. Package includes: 1 PC x Mini Keyboard