The Astrotek DisplayPort to HDMI Cable 4K converts your
digital displayport signal to HDMI signal. Just plug in the
displayport source and display, you can enjoy the beautiful
image. connect your laptop to an external monitor, synchronize
audio and video, and share the excitement. Same screen display,
so easy to share video. Split-screen viewing in extended mode.
• Supports 4Kx2K Ultra HD and 1080p Full HD video
• Only supports DisplayPort to HDMI unidirectional conversion

HDMI to DP is not supported
•Completely Plug-N-Play.