USB 3.0 Switch SelectorThis 4 Port USB switch allows one button toggle between 2 computers to share 4 USB 3.0 peripheral devices without constantly pull cables or set up complicated network sharing software,improve your work efficiency greatly. Ideal for Sharing Multiple DevicesSuch as printer, scanner, mouse, keyboard, webcam, flash drive and other USB devices between 2 computers,backward compatible with USB 2.0.No need to unplug and plug devices frequently.