Go to Amazon.com : http://www.amazon.com/gp/product/B009BZPTYC?tag=theatrecat-20
Dell E-port Plus Adv Repl W/ Usb 3.0 For Latitude Laptops 331-6304 (469-3399) -
The E-Port Plus Port Replicator with USB 30 from Dell offers dual digital monitor capabilities along with legacy ports This docking station includes a latest USB 30 technology enabled by Intel in Ivy Bridge
It has replaced the 2 USB 20 connectors with the USB 30 Plus the Display Port 12 adds the ability to daisy chain displays 4 displays via 1 connector
