The Select Series DisplayPort / Mini DisplayPort to DisplayPort 1.2a Cable allows you to connect your DisplayPort 1.2 enabled computer to a monitor or other DisplayPort ready device. The locking connectors ensure a secure connection to your display. The DisplayPort 1.2 compliant cable is up to twice as fast as DisplayPort 1.1 and is backwards compatible. Twice as Fast: DisplayPort 1.2a is up to twice as fast as DisplayPort 1.1a, allowing for PC and HDTV resolutions up to 4K (3840x2160p), as well as 3D support. Displayport 1.2a Compliant: Compliant with the DisplayPort 1.2a specification, this cable is also backwards compatible with DisplayPort 1.1/1.1a. Supporting data speeds up to 21.6Gbps, this cable transmits uncompressed audio and deep color depth twice as fast as the previous specification. 4K Capable: Broad compatibility with computers, phones, and tablets with DisplayPort or Mini DisplayPort video output and displays up to 4K resolution.