HID drive-free, after setting up on Windows 7 and above, it can be plug and play on Linux, macOS, and Windows. With memory function, no need to reconfigure upon next use. Once configured, it can be used on another computer by simply plugging in. Multiple keyboards can be connected to one computer and function normally. Simple software operation allows direct setup using a Windows system. Functions similarly to a standard keyboard, suitable for most applications and supports some BIOS settings. Supports multi-key input without ghosting, allowing up to 6 keys pressed simultaneously with full response. Detachable key line enables easy plug and unplug, convenient for office use and portability. Note: Not all functions are customizable. Any key from a standard Windows keyboard can be remapped and fully replaced. One-key shortcut setup allows single press execution of multiple keystrokes, improving efficiency. One-key macro programming available; pressing one key can simulate sequential keystrokes. Each macro key supports up to 34 commands with adjustable interval timing, ideal for tasks like one-click password entry. Some multimedia functions such as volume control, track navigation, play/pause can be programmed. Mouse left, middle, and right buttons can be assigned to keys, effectively replacing basic mouse functions. Note: Keyboard case is 3D printed, so surface texture may vary between batches, but this does not affect performance. Switch Type: Green Shaft Compatible Systems: Windows, macOS, Linux Type: Custom One Key USB Programmable Macro Keyboard Color: Black Material: PLA Package Contents: 1 x Custom Keyboard 1 x Data Cable Only the items listed above are included; other accessories are not included.