Notice:1. You can ask for instructions and custom software after purchase2. Need to use windows system for custom settings3. support hot swap4.Support Supports Bluetooth - CompatibleThis 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 systems 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, the next song, volume up, volume down, pause, play and other functions, is a good helper for assistance. Common troubleshooting:Question 1: There is no response when the keyboard is connected to the computer, or the device is prompted abnormally. Solution: Check whether the cable and interface have been connected, and re-plug; replace the USB on the computer Plug the interface back in.Question 2: After downloading the custom software, it cannot be opened.Solution: Check whether the anti-virus software is blocking the operation, and set it as a trusted file. Question 3: Why is the key or knob always "a" after connecting to the computer? Solution: Output a is the normal factory setting, just open the custom software to redefine the button function. Material: acrylicCurrent and voltage: DC 5V/1AInterface: type-cAxle: Outeum red switchPackage includes1*Keyboard1*usb data cable

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