The StarTech.com MDP2DVI Mini DisplayPort DVI Adapter Cable offers a cost-effective DVI/Mini DisplayPort link, letting you connect a DVI computer monitor to a device with a Mini DisplayPort output while saving the expense of upgrading the monitor for compatibility. This Mini DisplayPort adapter is the perfect accessory for any of your MacBook or Microsoft Surface Pro devices with mDP.MDP2DVI is a passive adapter that requires a DP++ port (DisplayPort++), meaning that DVI and HDMI signals can also be passed through the port.Compatible with Intel Thunderbolt, when connected directly to a supporting DisplayPort over Thunderbolt I/O port.