This 3-key gaming keyboard features a Type C USB interface and requires no HID driver. After initial setup on Windows 7 and above (excluding MFPs and servers), it offers plug-and-play functionality across Linux, OS X, Windows, Pi, phones and tablets (OTG adapter required for mobile devices). The keypad includes memory function, allowing setup retention for multiple devices. Multiple keypads can be used simultaneously on one computer. Custom configuration supports four function modes per button (keyboard, mouse, multimedia, multi-key) without interference. Compatible with Cherry keyboard keycaps for customization. RGB LED backlighting is adjustable via software for action display modes. Each key supports macro programming (34-bit maximum length), including interval settings for operations like one-key passwords. Compact dimensions (2.55x1.18x1.18 inches) save desk space. Includes 1.5m Type C USB cable for portable use. Origin: China. Condition: New.