The IOGEAR GUC2025H USB 2.0 HDMI Adapter instantly enables you to connect a high resolution HDMI display through your USB 2.0 port on your computer. Extend your desktop to watch HD quality videos on your flat panel TV or use it to increase productivity in your office environment with this HDMI video card. Adding an HDMI display to your computer setup improves your multimedia experience like never before. Watch HD movies on one display, while reading your email on the other. Expand spreadsheets across both monitors or increase your working area in graphics programs by putting all your pallets on the second display. IOGEAR"s GUC2025H USB 2.0 to HDMI Adapter is powered through the USB cable, so no additional power supply is needed. By using USB, there is no need to open the computer case. Installing a second video card to a desktop or laptop can be complicated and impossible in some cases. With the IOGEAR HD Display Adapter, installation is a breeze. Simply install the CD driver, plug the adapter into the USB 2.0 port and you"re ready to go!