NIAP 4.0 Certified Security: Secure 4-port KVM with an always-on active anti-tampering system, certified to NIAP version 4.0, delivering the highest level of security for peripheral sharing. Touch Screen Support and Biometric Authentication: Easily authenticate on any connected computer with built-in support for Smart-Card (CAC) and biometric readers. Versatile Video Support: Supports Universal Display DP, HDMI, and DVI-I, delivering resolutions up to 3840 x 2160 on dual-head monitor for crystal-clear visuals and high-definition video playback. Zero Delay Switching: Instant mouse and keyboard switching with emulation help ensure seamless transitions between connected sources with no lag. Peripheral Isolation: Eliminates the need for multiple peripheral devices, consolidating keyboard, mouse, and display into a single setup for a more organized workspace.