?100% SATISFACTION GUARANTEE?A YEAR WARRANTY, FREE RETURN AND EXCHANGE! We promises every customer a 100% shopping satisfaction. We will give you a professional and detailed reply within 24 hours. Click to buy now!. ?WIDELY USED?You can connect the keypad and an external keyboard to the same computer at the same time, they will not interfere with each other. The programmable mechanical gaming keypad is suitable for office, game, music, media, industrial control, laboratory, production line testing and other fields. ?MEMORY FUNCTION?The mechanical keyboard has a storage function, which can be used on systems that support USB protocol such as for linux, for OS X, etc. After setting it up on the for windows system. The gaming keyboard has type C to USB interface, no need for drivers, plug and play, no conflict between the computer and multiple keyboards, convenient and easy to carry. ?MULTIFUNCTIONAL?The mini keyboard with multi functions, you can set all the key functions on the for windows keyboard, and realize complicated and complex shortcut keys with one key. Simple settings and operations can achieve complex key functions, such as button start:folders /documents/common websites/APP/system function, etc. ?SETTABLE KNOB?This is a 12 key programmable keyboard with adjustment knob, you can set the shortcut keys to reduce the cumbersome process. The knob can also be set, it has functions such as, play the previous song, the next song, volume up, volume down, pause, play and other functions.