Q39D 6-Key Type C Keyboard w/ Volume Button Knob Programming Macro Gaming Custom Keypad Mechanical Hot SwapFeatures: Type-C interface, plug and play without driverWith knob function, cut the previous song to the next song, add and subtract the volume, zoom in and out of the picture, one-handed operation.Mechanical key shaft, durable up to 50 million timesSupport ergonomic and programmable designCan be used in the operating system like Windows /Vista/Linux/MacOS etc.Specifications: Material: Acrylic+MetalSize: approx 102x57x37mm/4.01x2.24x1.45inColor: Black / Purple Keys: 6 KeysCharge: Type C USBPackage Includes: 1 PC x Mini Keyboardnote: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand.Please allow 0-2mm error due to manual measurment.