Description Perfect Companion for Apple® Mac Computer Users Adapts Your New Mini-DisplayPort Equipped Laptop to Your Current Display  Mini-DisplayPort is a Miniaturised Version of DisplayPort Used by Apple, the  Newest Digital Display Interface Developed by the Video Electronics Standards Association (VESA) Connect Your Mini-DisplayPort Devices to DisplayPort devices Supports Mini DisplayPort 1.1a input and DisplayPort output Connectors: Mini DisplayPort Male to DisplayPort Male. Colour: Black Length: 1.8M NOTE: Audio function is NOT supported by all models released before April 2010.  Adapter Cable only works with Mini Displayport, please check with your device's output specification before placing order. Compatible with:   For MacBook®, MacBook Pro®, MacBook Air®, Mac Mini®, iMac®, Mac Pro® Desktops and other   Devices with a Mini Displayport Plug. (This cable does Not Fit Dell.)