Expand Your WorkstationDesigned for those who want a one-stop upgrade for your USB 3.0 laptop. The Plugable USB 3.0 Universal Mini Laptop Docking Station for Windows (USB3-3900DHE) allows you to add dual monitors and an Ethernet connection through a single cable back to your laptop. Quickly come and go from your desk with ease. By connecting one cable to your laptop. you gain 3 extra ports of connectivity. making it easier to do more work in less time.Power users with dual monitors: This is the dock you need to maximize your productivity and your workspace. Great for business uses such as email. web applications. Microsoft office. and more. Featuring a compact design. you can easily slip this dock between your monitors and save valuable desk space.Note: This dock will not charge your laptop and will need your external charger to provide power to your system. The dock has one HDMI port and one DVI port. no DVI to VGA adapter or DVI to HDMI adapter if included (not compatible with Displa