The PS/2-USB KVM Switches with on-screen-display (OSD) are 4,8 and 16-port PS/2-USB is designed for computer/server management on a central console in corporate, factory or campus environment. It provides a OSD menu for KVM switching operations. The KVM switch has a dedicated controller for each port to keep the mouse and keyboard alive even when the KVM switch is not powered. Excellent video quality with minimal degradation is guaranteed even when daisy-chained up to 8 units. Perfect keyboard/mouse emulation provides high compatibility with machines and operating systems.