Seamlessly links your old system to your latest TV via HDMI without the need for an adapter or power supply (some cases may require power via a micro USB cable to reduce the artifacts of the image displayed) to ensure the highest video quality possible. Compatible with all latest TVs Video quality (unlimited by cable) based on media functions 480i or 720p games run at respective resolutions. It comes with everything you need to connect your original Xbox system to your TV via HDMI. It is not normally needed, but sometimes power via a micro USB cable will improve image quality. This problem is most often reduced when your Xbox displays wavy images through a micro USB and wall plug when it is displayed through a HD Link cable.