The CS1644A 4-port USB (Universal Serial Bus) DVI Dual View KVMP switch is a multi-application device that integrates a 4-port KVM switch with 2-port USB (Universal Serial Bus) hub. The CS1644A features multi-view capabilities, which allow two switches to be daisy chained for a dual, triple, or quadview display across multi-monitor installations. The CS1644A supports advanced n Vidia 3D Vision ready 120 Hz 3D displaying, allowing you to manage various 3D visual effects. It means that you can manipulate all connected computers from a single console to save resources & work space. It enables each computer to access connected peripherals on a one-computer-at-a-time basis, making it ideal for users who need delicate visual effects & multi-tasking on several computers. The CS1644A is perfect for graphic designers, banking & financial consultants, gamers & medical professionals- demanding a high quality switch that provides stunning color, clarity & functionality.