NOTE: You can ask for instructions after purchase! ! Function introduction The keyboard cant be set up for everything, so thank you for reading it clearly. Any keys on the standard windows keyboard can be set, and these keys can be completely replaced One-key shortcut keys can be set, just press it once to shorten the distance of pressing multiple keys, and never be afraid that it will be out of reach! One-key macro operation can be set. Pressing a key is equivalent to pressing multiple single keys continuously. The total length of each key on the keyboard is 34 bits, and the interval time can also be added. For example, one-click password Some multimedia keys can be set, volume addition and subtraction, up and down music, playback pause, etc. The left, middle and right mouse buttons can be set, which can replace the three mouse buttons Features: HID drive-free, after setting up windows 7 and above, it can be plug and play on Linux, MacOS, Windows. With memory function, you dont need to set it again next time. After setting it, it can also be used by plugging in another computer. The computer can be plugged into multiple keyboards and can be used normally. Fool-style software operation, you can directly set it up, you only need to prepare the windows system. Almost the same as a normal keyboard, it is suitable for most situations and supports some bios. Optional multiple languages. Multi-key without punching, supports up to 6 keys to be pressed at the same time and all respond. The single-row bar-shaped keyboard provides non-slip strips. If you need anti-skid, you can stick the anti-skid strips on both ends of the keyboard. The rest of the keyboard will be shipped with non-slip mats. The key line is separated, which can be plugged and unplugged at will, which is convenient for office carrying. parameter Size:79*27*22mm Product color: black Data line length: 1 meter product weight Shaft body: green shaft Compatible system: for Windows, for MacOS, for Linux The package includes: 1*Keyboard 1*data cable