4K High Resolution
DP to HDMI cable supports 4Kx2K @30Hz, enjoy home theater with 4K high resolution;
Audio Video Sync
Display port to HDMI adapter cable transmits high-definition video and audio from your computer to an HDTV for video streaming or gaming;
Gold-plated connectors, tinned copper wire, aluminum foil and braid, durable PVC case, all of them ensure a strength connectivity between devices.
Mirror or Extend your Computer
Mirror mode, you could view your laptop or desktop's screen or video on display or TV, easily play games or movies to TV; Extend mode, you could connect a second monitor to computer, to give them a larger desktop on which to work.
This is not Bi-directional, it is Displayport to HDMI cable, don't support HDMI to DP.