Add an extra HDTV or monitor to your notebook or desktop computerthrough an USB 2.0 port with the VideoHome ViewX-HD - USB to HDMIAdapter. You can extend the width of your desktop screen to viewlarge worksheets or mirror the screen to view documents simultaneouslyacross two screens. This USB to HDMI adapter transmits 2 channelsstereo audio and high-definition video up to 1920 x 1080 resolution.This VideoHome HDMI adapter features easy plug and play operationand compatible with Windows 7/Vista/XP.