The event replay period or video rental duration specific to each event and is determined by the artist. You can find this information in the artist's Event FAQ page.
Please note: Single does not determine the replay duration and does not have access to the event once the replay period has finished. Additionally, Single is not provided with information regarding whether or not the event will be aired again at a later date or if a DVD/other form of the event will be released at any point. For any questions or concerns about this, you will need to reach out to the artist's store directly. Their contact can also be found on the Event FAQ page.