1. New appearance design 2. New platform with more powerful functions and lower power consumption 3. After setting under WIN computer, it can be used under WIN and other 4. Toggle switch: The wired toggle switch is the function of locking and unlocking the keyboard 5. For Bluetooth models, it is the switch of Bluetooth Notice: Need to use windows system for custom This is a mini keyboard with custom functions, Type-C to USB interface, no driver, plug and play, can set all the key functions on the standard Windows keyboard, one-key to achieve complicated and complex combination shortcut keys, the keyboard has It has a storage function. After setting it up on the Windows system, it can be used on that support the usb protocol such as Linux and MacOS. The operation is simple, and it is convenient and easy to carry when connecting multiple keyboards. The knob can be set to zoom in and out, cut to the previous song, song, volume up, volume down, pause, play and other functions, is a good helper for assistance. Style: Bluetooth model: There is a built-in battery, and RGB lighting effects can be used when connecting the USB cable, and the RGB lighting effect is turned off in the wireless state type: custom keypad color:Black Material:ABSand metal size:120 x 57.5 x 38.5mm Package Contents: 1 x Keyboard 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.