... usb auto share switch 2.usb 2.0 sharing switch 3. be used at printer, scanner, camera, keyboard, Hubs etc 2 port 4 port usb auto share switch ... This item allows 2/4 PC to share one USB device.such as printer, scanner, ... commandUSB Power mode2/4Package Includes:* 1 x USB Sharing Switch..* 1 x Mini drive disk..* 1 x User Manual. 2 port usb auto share switch