Experience 4K Ultra HD displays with this Mini DisplayPort to DisplayPort adapter cable which provides a fast and reliable connection between the Mini DisplayPort output of a small laptop, tablet or other source device and the DisplayPort input of a computer monitor or other display. Built to DisplayPort 1.2 standards, this cable carries a digital audio/video signal up to a 4K UHDCloseUltra High Definition (UHD) is the resolution 3840x2160 pixels. What this means is that there are more pixels per inch (PPI) in a UHD display than a FHD (Full High Definition 1920x1080) display. This gives a higher resolution display resolution which meets the requirements of high-performance desktop and home theatre applications.