The app mentioned in this text allows users to listen to an audio stream from a linkbox in a local network or through an event ID. To do so, the user needs to be connected to a network with an activated linkbox or receive an event ID from their event operator. The app seems to be designed for events or situations where audio streaming is necessary, and it appears to be a straightforward process to use it.

However, the text also suggests that users should seek more information from their event operator. It is unclear what additional information the event operator might provide, but it is possible that they could offer guidance on how to use the app or provide more details about the linkbox and its capabilities. Overall, this text provides a brief overview of the app and its purpose, but it leaves some questions unanswered.

In summary, the app described in this text allows users to listen to an audio stream from a linkbox in a local network or through an event ID. The process appears to be simple, but users are advised to seek more information from their event operator. While the text provides a basic understanding of the app's purpose, it does not offer much detail beyond that.