What are the benefits of using Active adapters and converters?
Active products can have a huge advantage when working with long cable runs and video conversion applications. In terms of video converters, active units generally have hardware inside to improve your image.
Note: The Mini DisplayPort adapter only works in one direction: the Mini DisplayPort connector is only on the data source side can be used (eg graphics card) and only ONE single output is available (DVI or HDMI or DP)