For connecting a pcnotebookmacbooktablet pc with usb c to an hdmitrade monitortv or projector for transmitting digital audiovideo data and signals usb c adapter for perfect high resolution ultra hd quality 3840 x 2160 pixels gold plated plug with low contact resistance for secure signal transmission double shielding for optimal reduction of electromagnetic interference the inner conductor is made of copper which ensures best transmission properties usb type c displayport alternate mode adapter