The mini DisplayPort to DVI Adapter lets you connect a high definition monitor, projector, or LCD that uses a DVI connector or cable to a MacBook, MacBook Pro, or MacBook Air with a mini DisplayPort 1). Adapts your new Mini-DisplayPort equipped laptop to your current display 2).Mini-DisplayPort is a miniaturized version of DisplayPort used by Apple, the newest digital display interface developed by the Video Electronics Standards Association (VESA). 3).Connect your new laptop to the current standards of VGA 4).Supports Mini DisplayPort 1.1a input and DVI output 5).Supports DVI highest video resolution 1080p 6). Supports DVI 225 MHz / 2.25 Gbps per channel (6.75Gbps all channel) bandwidth 7).Supports DVI 12 bit per channel (36 bit all channel) deep color 8) Powered by Mini DisplayPort source 9)Connectors: Mini DisplayPort Male to DVI-D (Dual Link) Female Package Includes: 1 x Mini Displayport to DVI adapter for apple MacBook Operation: Connect MiniDisplayPort side to MacBook MiniDisplayport interface. Connect DVI cable from HDTV or other display to the DVI Side of the short cable. Turn on the power of Sink device and then the power of source device in sequence.