Unreal Engine 4 Mocap Using Kinect 4 Windows V2 Plugin.
У вашего броузера проблема в совместимости с HTML5
Motion capture Using Kinect and Unreal Engine 4
The Kinect hardware and software used here are preliminary and subject to change.
Follow the development here:
https://forums.unrealengine.com/showthread.php?389-Kinect-4-Windows-v2-0-Plugin