The Cable Matters Mini DisplayPort to DisplayPort 4K Adapter is an indispensable companion for your Mac, PC, and tablet equipped with Mini DisplayPort. Connect your laptop or tablet to a UHD monitor for high-definition video (up to 4Kx2K) and audio streaming with this portable adapter and a DisplayPort cable (sold separately). Extend your desktop to a second monitor for an expanded workstation, or show presentations on a projector at school or work. Low-profile connector with molded strain-relief design increases durability. Ergonomically designed easy-grip treads make plugging and unplugging a breeze.