The 4k mini DisplayPort to HDMI active cable adapter will allow you to connect a high definition monitor projector or LCD TV to a MacBook Laptop or PC graphics card with a mini DisplayPort connection. Mini DisplayPort Version 1.2 allows greater resolutions while maintaining high picture quality with an active chipset allowing the connection of multiple displays. Specification Input : mini DisplayPort male Output : HDMI High Speed up to 4k x 2k female Active adapter Bandwidth: 10.2Gbps 3D Support Audio support Supports HDCP v1.3 Plug n Play Supports AMD/ATI Eyefinity 20cm built-in lead