---
title: MTRClusterTimeSynchronizationAttributeTimeSourceID
framework: matter
role: symbol
role_heading: Type Property
path: matter/mtrattributeidtype/mtrclustertimesynchronizationattributetimesourceid
---

# MTRClusterTimeSynchronizationAttributeTimeSourceID

## Declaration

```swift
static var MTRClusterTimeSynchronizationAttributeTimeSourceID: MTRAttributeIDType { get }
```