what is hdcp 2.2 compliant?
HDCP 2.2 is the latest specification designed to protect 4K content, and 4K TVs need to be HDCP 2.2 capable in order to display content in 4K resolution. Devices that play back 4K content, like streaming boxes and newer Ultra HD Blu-ray players, need to be HDCP 2.2 compliant to pass signals to your 4K television.