The Cybex™ SC940D secure desktop KVM is designed to meet the stringent specifications of the U.S. government and comply with the requirements of the latest NAIP protection profile for peripheral sharing devices version 3.0. The SC940D delivers proven security features such as unidirectional data diode technology, which assures complete network isolation while offering user-friendly, easy switching between sources. An active anti-tampering system and holographic tampering evident labels alert the user when the system has been physically compromised. Patented emulation technology prevents Display Data Channel (DDC) signal leakage; and guards against signal attacks.Industry-leading security features are complemented with a range of capabilities and productivity features that make the Cybex SC940D a great investment. Experience true image reproduction with support for Display Port 1.2, which delivers resolutions up to UHD 4K (3840X2160 @ 30). NUM Lock, CAPS Lock and Scroll Lock indicators improve user interaction while maintaining unidirectional data flow from peripherals to PC. Additional usability features include, zero delay switching between connected sources and flexible assignment of audio devices.The Cybex SC940D KVM switch delivers strong, effective security management designed to: Tightly control system and network access Deliver transparent security that does not impede user productivity