---
title: targetGroups
framework: phase
role: symbol
role_heading: Instance Property
path: phase/phaseducker/targetgroups
---

# targetGroups

The sounds that reduce in volume.

## Declaration

```swift
var targetGroups: Set<PHASEGroup> { get }
```

## See Also

### Specifying Sounds

- [sourceGroups](phase/phaseducker/sourcegroups.md)