Aten CS-64US - 4-Port USB KVM Switch The CS64US takes a giant step forward from prior cable KVM models in the Petite series, by offering built-in cables, USB peripheral sharing, and a firmware upgrade function that allows you to keep up with latest available versions. Furthermore, the CS64US features enhanced Video DynaSync™ technology, which stores the console monitor's EDID (Extended Display Identification Data) to optimize display resolution. The CS64US also offers multiplatform support and computer selection via hotkeys to provide the ultimate in desktop convenience.