The Elgato Game Capture 4K60 Pro (10GAG9901) enables YouTube and Twitch content creators to record and streamer videos live in 4K UHD at 60 frames per second.  The Elgato capture card utilises an HDMI input port for capturing video from a PS4, Xbox One, or other video input device.   An HDMI output port is also available for displaying videos to a 4K-capable monitor or TV screen.
 

Advanced features

Add Webcam and Image Overlays using Stream Command.  Instant Gameview provides lag-free live streaming of your game, letting your viewers see and hear your reactions synced to the action in your game.  Flashback recording buffers your feed, allowing you to rewind to a point in time and start recording from there. It also features a PCIe x4 interface for increased bitrate.
 

The Elgato Game Capture 4K60 Pro is a top-of-the-line capture card designed for serious video game streamers. 

Read more about the Elgato Game Capture 4K60 Pro on Elgato's site HERE.