a portable control unit that interacts with a variety of types of media equipment . the control unit searches for media equipment located within an area and retrieves user interaction information corresponding to discovered media players . the control unit can be instructed to control any of the discovered media players . the control unit uses the retrieved user interaction information to adapt . the control unit may periodically , or when relocated , look for new media players in its neighborhood . the control unit interacts with multiple multimedia sources that supply video and / or audio to the media players . the control unit may have a screen on which it displays a video in addition to controlling selection and presentation of a video and / or an audio in any one of the discovered media players . the control unit maintains an updateable media guide that provides a list of multimedia elements available for viewing and / or listening .