Specifications

1,Supports both video as well as audio
2,Supports full 1080p HD resolution
3,Length :10 ft , also avaiable in 6ft, 15ft

mini DP male to DP male cable description:

 

 

 

 

Overview
* Mini DisplayPort was first used by Apple on Oct 14, 2008. It is NOT for use with earlier Apple Mac (before 2008) that have Mini DVI. Please check your port before purchase
* Apple added support for audio in April 2010. Mac made before 2010 are NOT able to output audio over Mini DisplayPort
* Thunderbolt compatible

Instruction
Mac uses external display as an extension. Please drag window on desktop all the way towards right to cross display edge and the window will be displayed on external display. You may set external display to a mirror display
1 With your external display connected to Mac, open System Preference
2 Select Display
3 Select Arrangement  tag
4 Check Mirror Display

Transmitting audio
1 Open System Preference
2 Select Sound
3 Select Output tag
4 Choose external source instead of built-in speaker

Specification
* Support Display 1.1a
* Support full 1080p HD digital video
* Support audio
* Support 36-bits of color depth with a 120 Hz video refresh rate
* Support Data transfer rates of up to 10.2 GB/second
* HDCP compliant
* Connector: gold plated male Mini DisplayPort/Thunderbolt & male DisplayPort

Compatibility
Apple
* MacBook
* MacBook Pro
* Retina MacBook Pro
* MacBook Air
* iMac
* Mac Mini
* Mac Pro

Lenovo ThinkPad
* X1 Carbon
* X230
* L430/530
* T430s/430/530
* W530

Microsoft Surface for Windows 8 Pro (Does NOT work with Surface for Windows RT)

HP Envy 14/17

Dell XPS 14/15/17