Create a high resolution 4k x 2k extension with hbr2 support between your mini displayport equipped devices this mini displayport 12 cable lets you extend the connection distance between your mini dp devices by up to 3 feet the cable delivers the ideal solution for better placement of peripheral devices and can be used to connect your microsoft surface pro 4 surface book macbook macbook pro macbook air and other mdp enabled devices to apples led cinema display or other mini displaypo