OLLGEN 2 Port USB 2.0 Sharing Manual Switch Box Hub 2 PCS Share 1 USB Device for Printer Scanner Camera Keyboard (2 Port) Compact and portable design, compatible with USB 1.1 and USB 2.0, easy to use and carry Allows 2 PC to share one USB device, for example, Printer Scanner, Camera, Keyboard, and any other devices with USB Just plug your USB device into the USB port on the sharing switch, and connects 2 PC to the other 2 ports Equipped with respective button for each port, convenient to connect 2 devices with it, operation system support Windows 98/ME/2000/XP/Vista / Mac OS Switch buttons in push-button form displayed on the front of the switch for each access for switching from computer to computer