FEATURES: * Add a secondary HDMI or DVI display and extend your desktop without taking apart your computer to install a new video card. * Add multi-monitor capability to a single computer, be able to create engaging multimedia presentations. * Use the USB to HDMI converter to connect your PC to your HDMI-equipped HDTV for viewing pictures and movies with your family or friends. * Great for researchers or writers, offering the ability to have reference material on one display and a working document copy on the other. * Compact, lightweight gadget for home, school or company associates using laptop PCs, enabling connection to a secondary display / projector. For Windows 7 / 8 / 10 / Windows XP users, if the driver doesn’t pop up after connecting it with computer If the product can't work or you can't download the driver successfully, please contact our customer service email for latest driver, thanks! NOTICE ➤ This USB3.0 to HDMI cable supports Audio Output, make sure that the USB PnP Sound Device is installed and you have set that as the default device and raise the volume in the Attribute. ➤ You may can not make it to work smoothly due to the computer incompatible problem. Please feel free to contact our Customer Service Team, we will try our best to solve the problems.