Directly connect a mini displayport output to a displayport input carries a digital audiovideo signal supports up to a 4k resolution built to displayport 12 standards product description this adapter cable is an ideal solution for connecting the mini displayport or thunderbolttrade output of a small laptop or tablet to a computer monitor which accepts a displayport input this cable carries a digital audiovideo signal and supports up to a 4k resolution built to displayport 12 standards