Wavlink Brings Technology to Life WL-UG3501H works as an external video card, instantly allowing users to attach additional displays via an HDMI connection without the hassle of a lengthy setup or having to install additional internal hardware. Four Kinds of Display Modes: Extend Mode- Extend your working desktop with split-screen presentation to enhance work efficiency. Mirror Mode - Sync images with two displays to gives you a convenient visual enjoyment. You can conveniently share and enjoy videos or slideshows on the big and high definition screen. Primary and Secondary Screen Switching Mode - Easily switch your screens as you like, especially used when there is much information to display for a variety of people such as in a classroom and conference room or library. Screen Rotation Mode - Turn left, right, up, down as you like. Largely used when your spreadsheets are two long to read or videos too big to watch. Application: -Add multi-monitor capability to a single computer, to enhance multimedia presentations. -Great for researchers and writers, offering the ability to have reference material on one display while working on a separate document on another. -Increase productivity by running multiple applications on different screens -View large or several spreadsheets across multiple displays. -A compact, lightweight solution for traveling business associates using USB 3.0-capable laptop PCs, enabling connection to a secondary display/projector. -Add an additional video output to computer systems with no room for expansion System Requirements CPU: Intel Core 2 Duo 2.0 Ghz or better(recommended for video playback) RAM: 2GB or better(4GB recommended for video playback) What’s in the package? USB Display Adapter User Manual Driver CD Card