Product that perfectly matches what I was looking for my activity at a more than fair price. The metal case is solid and compact, easily I concealed under my office to share a Lexmark printer with a PC working under Windows 7 and a laptop equipped with Windows 8. No worries on 2 computers. The changeover is done manually by pressing the lights of the case or automatically by pressing CTRL + F11 provided to install the driver software mini CD) Delivery with 2 days of advances, Amazon services are always on top ...