Video Adapter @Amazon

[liztekindia]

Liztek USB DVI Video Adapter offers a perfect external multi-monitor solution, enabling you to add a high-resolution (up to 2048x1152) external DVI output to your desktop or laptop computer system via SuperSpeed USB 3.0 or USB 2.0 (one adapter required per monitor, up to 6 on Windows PCs). Multitask with a dedicated monitor for each document or application.

http://www.amazon.com/Liztek-GA-3700H-2048x1152-1920x1080-DisplayLink/dp/B00O92TS58?keywords=video+adapter