When it is in the foreground, your application receives most Proximity events that originate from a beacon. When your application is in the background, the device receives sighting events less frequently.
To properly receive Proximity events in the background your application must enable the following iOS background modes:
- Bluetooth® LE accessories bluetooth-central
See the “Sightings and Background Mode” section of the Gimbal Proximity Overview for a table that shows how long it takes to receive an Arrive event in the background from the VisitManager.