---
title: audioExposureEvent
framework: healthkit
role: symbol
role_heading: Type Property
path: healthkit/hkcategorytypeidentifier/audioexposureevent
---

# audioExposureEvent

A category sample type for audio exposure events.

## Declaration

```swift
static let audioExposureEvent: HKCategoryTypeIdentifier
```

## Discussion

Discussion These samples use values from HKCategoryValueAudioExposureEvent.

## Topics

### Metadata Keys

- [HKMetadataKeyAudioExposureLevel](healthkit/hkmetadatakeyaudioexposurelevel.md)

## See Also

### Hearing

- [environmentalAudioExposure](healthkit/hkquantitytypeidentifier/environmentalaudioexposure.md)
- [headphoneAudioExposure](healthkit/hkquantitytypeidentifier/headphoneaudioexposure.md)
- [environmentalAudioExposureEvent](healthkit/hkcategorytypeidentifier/environmentalaudioexposureevent.md)
- [headphoneAudioExposureEvent](healthkit/hkcategorytypeidentifier/headphoneaudioexposureevent.md)