The Dell D3100 Docking Station – USB 3.0 connects your laptop to up to three additional monitors, various external devices and the Internet with a single cable. It’s a convenient way to expand the capabilities of your portable PC and customize your desktop computing environment. This sleek, compact dock unlocks enhanced productivity and entertainment options with high-speed connectivity and support for Ultra HD 4K displays. Designed for Ultra HD 4K resolution, this USB 3.0 universal docking station enables compatible PC’s to display 4K resolution when connected. Expand your desktop by connecting up to three displays at once, including one Ultra HD 4K display and two Full HD displays. The Dell Docking Station allows you to spread out your desktop on up to three external displays, increasing productivity and making it easier to manage multiple applications.Compatible with Latitude 3330,Latitude E6540,Latitude E6440,Precision M3800,Latitude 3340,Inspiron 15 5000 Series (5547),Inspiron 14 5000 Series (5447),Inspiron 15 3000 Series (3542),Inspiron 17 5000 Series (5748),Inspiron 15 3000 Series (3541),Inspiron 14 3000 Series (3442),Inspiron 15R (5545),Inspiron 13 (7347),Inspiron 15 5000 Series (5542),Latitude E5250,Latitude E5450,Latitude E5550,Inspiron 15 7000 Series (7547),Latitude 14 Rugged 5404,Latitude 7350,Inspiron 14 3000 Series (3443),Inspiron 15 3000 Series (3543),Latitude 3450,Latitude E7250,Latitude E7450,Latitude 3550,XPS 13 (9343),Inspiron 14 3000 Series (3451),Inspiron 17 5000 Series (5749),Inspiron 15 5000 Series (5548),Inspiron 7348,Inspiron 17 7000 Series (7548),Inspiron 15 3000 Series (3551),Latitude 3150,Inspiron 15 3000 Series (3558),Inspiron 14 3000 Series (3458),Inspiron 14 5000 Series (5458),Inspiron 5558,Inspiron 5551,Vostro 3558,Vostro 14 (3458),Inspiron 7558,Inspiron 5755,Inspiron 5758,Inspiron 5555,Latitude 3160,Inspiron 3552,Inspiron 14 3000 Series (3452),Inspiron 15 5000 Series (5552),Latitude 3570,Inspiron 14 5000 Series (5459),Inspiron 15 5000 Series (5559),Inspiron 17 5000 Series (5759),Inspiron 11 3000 Series (3153),Inspiron 13 7000 series (7353),Inspiron 13 7000 series (7359),Inspiron 15 7000 Series (7568),Inspiron 11 3000 Series (3158),Inspiron 7559,Vostro 3459,Vostro 3559,XPS 13 (9350),XPS 15 (9550),XPS 12 (9250),Latitude E5470,Latitude E5570,Latitude E7270,Latitude E5270,Inspiron 15 3000 Series (3559),Latitude 3470,Latitude 7275,Latitude E7470,Inspiron 15 5000 Series (5568),Inspiron 13,7000 Series (7368),Inspiron 15 7000 Series (7569),Inspiron 17 7000 Series (7778),Vostro 3549,Vostro 3449