The USB 2.0 Laptop Docking Station contains a three port USB 2.0 Hub, one serial DB9 port, one parallel printer port, one 10/100 RJ45 Ethernet port, PS/2 mouse and keyboard ports, and a VGA pass-through port - all in one single unit! Connect your monitor, mouse, keyboard, printer, USB 2.0 devices, network and modem to the docking station for a convenient all-in-one connectivity solution. This docking station eliminates the clutter of cables connecting to your computer as it requires only a single VGA/USB combo cable. Additional USB hubs can be attached, enabling the connection of up to 127 devices. No complex installation or re-booting of your PC is required. The USB 2.0 Laptop Docking Station with Video makes desktop use of your laptop amazingly simple, convenient and, most importantly, inexpensive.