Create a single workspace from 4 different computers. The Adder CCS-PRO4 enables Users to interact with up to 4 computers using a single moUse. The operator can simply move the cursor across screen borders to instantly select the computer they need to control, providing the experience of a single desktop - a great saving in both time and desk space.Features:Seamless switching between computers with Free-Flow technologyMultiple computers, multiple monitors, single keyboard and moUseNo software required for single screen computersImproved desk ergonomics Interactive light modules for screen identification. FeaturesSeamless switching with Adder Free-Flow technologyImproved desk ergonomicsThe CCS-XB illumination module is an accessory which connects to the CCS-PRO4For mission critical applications, dual power inletsIncludesAdder CCS-PRO4 and locking power adapterSpecificationsComputer Connections: Audio 3.5mm in x 4, USB type B x 4User Console Connections: Audio 3.5 mm out x 1, USB type A x 2Weight: 3. 55 lbs