Ugreen switch box HUB switch 4x USB 2.0 USB switch to two computers Smart USB switch from Ugreen. It has 4 USB 2.0 inputs and allows you to connect two different devices. HUB works in such a way that it distributes access to four USB ports between two computers. Only one of them can have access to them at any time. For the second machine to use them, you have to switch to the second device. Sharing several machines at a time The gadget allows two computers to use the same USB devices without having to continuously rewrite them between them. Connect them once to the switch and make them available to the other computer if necessary. Simple switching To make USB ports and peripheral devices connected to them available, simply press the button on its enclosure. The LED will signal which device currently has access to additional connections. You have to remember to switch manually with a button between computers because the switch does not support automatic switching after, for example, turning off one of the computers.