Avocent SwitchView SC640 - NIAP EAL2+ 4 port Desktop KVM /audio/ USB Switch

The Avocent SwitchView SC 600 KVM switch series offers proven, secure access for any desktop environment where security is mandatory. NIAP validated to EAL2+, the secure switch provides multiple levels of physical security, and controlled USB connectivity. You can consolidate multiple workstations of varying security classification levels with one keyboard, monitor and mouse without compromising network security.
Both the SwitchView SC 600 switch includes multiple layers of security including tamper-proof hardware security at the desktop. In addition, the secure switch ensures that only keyboard and mouse function on target computers by constantly monitoring all devices attached to the console ports.