Docking station is similar to a box which contains slots to plug interface cards and hard disk. This box can be temporarily connected to a laptop. A port replicator is just a copy of the laptop ports which may be connected permanently to a PC.To buy the Docking Station/Port Replicator it is important to know the type of the laptop for which the Docking Station/Port Replicator is required.It is also important to know the included accessories bundled with the product. If it is a Kit it includes everything that is required for the part and if it is an assembly it includes only the dock. Some of the Docking Station/Port Replicator includes Monitor Stand. AC Adapter. Power Cord. Drivers CD and Documentation.We recommend that you use the System Drill Down or the Service Tag Look up functionality to buy the correct product for your system.Please note that some of our replacement products are provided as kits or assemblies. These kits may contain additional parts required for installation; the