Portable adapter connects a DisplayPort V 1.2 (DP DP++ DisplayPort++) equipped laptop or desktop to an HDTV monitor or projector with HDMI input; An HDMI cable (sold separately) is requiredTransmits high-definition audio and video from your computer to HDTV for video streaming or gaming; Connect and configure your monitor for an Extended Desktop or Mirrored DisplaysGold-plated connectors resist corrosion provide durability and improve the signal transmissionSupports 4K*2K (3840x2160) @30HZ Ultra HD resolution and uncompressed digital 7.1 5.1 or 2 audio channelsDisplayPort connector with latches provides a secure connection with a release button that must be depressed before unplugging(Note: This is a passive DisPlayport to HDMI. )