This is used to switch between two PCs and up to three USB device or chain of devices via a USB hub. These switches are USB 2.0 compliant and are compatible with all USB 1.0, 1.1 and USB 2.0 devices. They can be switched manually or by hotkey, and are powered by th USB bus..
Please note that as this switch is fitted with a USB type A connectors to connect to your device, and two USB type B connectors to connect to your PCs. These switches can use standard USB cables on both the USB input and output.