Features: HID drive-free, after setting up 7 and above, it can be plug and play on Linux, MacOS, . 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 system. Almost the same as a normal keyboard, it is suitable for most situations and supports some bios. Optional multiple languages. The key line is separated, which can be plugged and unplugged at , which is convenient for office carrying. Function introduction: The keyboard cant be set up for everything, so thank you for reading it clearly. Any keys on the standard keyboard can be set, and these keys can be completely replaced One-key shortcut keys can be set, just it once to shorten the distance of pressing multiple keys, and never be afraid that it 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. Parameter: Shaft body: red shaft Compatible system: for , for MacOS, for Linux Keyboard: single bond Material: plastic colour: Black Package Contents: 3 x Keyboard 3 x data 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.