HSL’s 4-Port Ruggedized Secure KVM Switch, is designed to provide military users with superior security in the most challenging environmental conditions. The SK41D-4TR is the only KVM switch in the world that is both NIAP PP 4.0 certified and is Tempest level I compliant. It designed to be installed on a military vehicle, submarines and airborne platforms.For easier mounting and better situational awareness, the SK41D-4TR is optionally equipped with a remote control that can be mounted on the operator dashboard.