D/Dock Expansion Station for Latitude D400 D500 D600 D800 310-2874 Compatible Models:Latitude D400, Latitude D500, Latitude D505, Latitude D600, Latitude D800,Why buy?1. More Comfortable Workspace Use your notebook like a desktop system! Plug a keyboard, mouse and monitor to the port replicators and use your notebook like a desktop!2. Simplify connectivity No more scrambling around your notebook looking for ports. Use a single interface to connect to your printer, monitor or other peripheral devices.3. Ease of mobility - No need to unplug and re-plug multiple peripherals to access your printer or other devices. If you are using your notebook as a desktop, simply unplug your system from the port replicator and your system becomes portable again! Obtain exceptional expandability with the Dell D/Dock Expansion Station. With D/Dock, one simple docking connection provides access to 15 expansion ports. In addition to this, the D/Dock provides a half-length, full height standard PCI slot, an internal media bay supporting Latitude D-Family Media Modules and media module battery charging. You can also enjoy D/Dock's viewing expandability with flat panel and dual-display support. This product has been tested and validated on Dell systems to ensure it will work with your computer and is compatible with Dell Latitude D400 / D600 / D800. It is supported by Dell Technical Support when used with a Dell system.