Star Tech. com 4port DVI USB KVM Switch with Dual DVI Console and Quad-View KVM Control 4 systems using a single peripheral set, with dual DVI console connections and multiple picture-in-picture display modes. The SV431DVIUAQV 4-Port DVI KVM Switch with Quad-View Display lets you control 4 systems using a single peripheral set, with dual DVI console connections and multiple picture-in-picture display modes. The DVI USB KVM features an integrated 2-port USB 2. 0 hub for connecting additional peripherals to share, plus Star Tech. com has included the necessary DVI, USB and audio cables for a ready-to-use solution. The Quad-View function integrates a quad screen splitter into the KVM switch to offer several picture-in picture display modes so you can monitor some or all of the connected PCs on the primary console display while interacting with the active PC on the secondary display.