---
title: configuration
framework: healthkit
role: symbol
role_heading: Instance Property
path: healthkit/hkworkoutzonegroup/configuration
---

# configuration

A property that specifies the zone configuration that defines the zones for this group.

## Declaration

```swift
let configuration: HKWorkoutZoneConfiguration
```

## Discussion

Discussion This configuration identifies the source of the zones and contains the zone definitions that the system uses to calculate durations.

## See Also

### Accessing group properties

- [zoneDurations](healthkit/hkworkoutzonegroup/zonedurations.md)