The BZBGEAR BG-UHD-KVM21A is a 2x1 USB HDMI KVM switch that allows for seamless switching between two sources with a resolution of 4K2K. The black switch features HDMI 2.0 connectors for both input and output, with a USB connector for control. With a 1:2 connection split/duplication, this versatile device is suitable for universal compatibility and is a convenient and efficient solution for managing multiple HDMI devices on a single display. Designed in China, the BZBGEAR KVM switch offers a reliable and high-quality option for streamlining your computer setup.