4 Port DVI USB KVM Switch with Dual DVI Console and Quad-View 4-in-1 Display. Control 4 systems using a single peripheral set with dual DVI console connections and multiple picture-inpicture display modes; Several display modes to choose from including: Quad-View PAP PIP and Full-View; Supports HD resolutions up to 1920x1200; Includes KVM Cables (DVI / USB / Audio); Integrated 2-port USB 2.0 hub.