This cable not only transmits signal from Mini DisplayPort to DisplayPort, but also from DisplayPort to Mini DisplayPort It allows monitoring with DisplayPort input to video output from Mini DisplayPort output or monitor output from MDP input to graphics cards from DisplayPort output. Both connections are supported. Ten convenient characters make the cable suitable for different usage scenarios. Specifications – Input (from video source): DisplayPort male or Mini DisplayPort male – Output (for monitor): DisplayPort Male or Mini DisplayPort Male – Audio Support: Yes – Installation: Plug and Play – Resolution: up to 3840x 2160 60Hz This adapter is not connected to the Thunderbolt 3 port. Comprehensive solution Mirror mode: Makes your photos and favorite videos much more interesting and visible on the screen! Extended mode: works like a charm for multitasking UHD 4K resolution: video resolution up to 3840x2160 at 60Hz for amazing movies and lag-free images Audio support: flawless audio transition for uncompressed input channels 7.1, 5.1 or 2