Plugable USB 3.0 to HDMI Video Graphics Adapter with Audio for Multiple Monitors

Multiple Displays - Connect multiple USB 3.0 display adapters to your computer to expand your screen space with up to 6 additional 2560x1440 HDMI displays (one 2K display per adapter) Boost Productivity - Maximize your productivity and workspace. With multiple displays, you're able to get more done in less time especially on tasks that have you working across a handful of windows and tabs Compact and Portable - Easily stow in any backpack or laptop bag, taking up roughly the same space as a pack of playing cards. No external power adapter needed. My husband makes reviews for products for work. So this item is basically new and was only out of the box for pictures and videos. This item is also from a smoke free home.