Expand your computer's potential with the dynadock U3.0, the universal docking station that links all your electronic devices to your laptop with just one single USB 3.0 cable. Now with one simple cable connection to your computer you can have access to large screen displays, stereo speakers, external hard drive, optical disk drive, printer, full-size keyboard and mouse. Surf the Internet while you listen to music, check your email and social networking accounts, watch streaming videos, write a paper, work on a presentation, print out an important document, or whatever else you can imagine! The dynadock U3.0 has a built-in HD digital video card supporting dual display output. Connect one or two external displays with resolution up to 2048 x 1152 each. View up to 3 displays simultaneously (including your laptop screen). 3.5mm audio ports or the HDMI? out port can also pump out 5.1 surround sound, providing a true multimedia experience. In addition, the dynadock U3.0 includes four USB 3.0 ports, two USB 2.0 ports, Ethernet connectivity and easy access front-side 3.5mm audio in and out jacks for headphones, microphone, headset or speakers. As a bonus, the upright slim design saves precious desk space while providing fast access to a true desktop environment. Docking and undocking is easy. Just plug in the one USB 3.0 cable from the dynadock to any USB 3.0 or USB 2.0 port on your laptop and your display(s) and accessories will be activated in seconds. To undock, simply unplug the one cable and go! Virtually any brand of Windows -based computer with a USB 3.0 or USB 2.0 port is compatible with the dynadock U3.0, and it works with Microsoft Windows Vista , Windows XP, and Windows 7. Check out www.dynadock.com for the latest updated Windows software drivers, support and product information.