---
title: MTRClusterTimeSynchronization
framework: matter
role: symbol
role_heading: Class
path: matter/mtrclustertimesynchronization
---

# MTRClusterTimeSynchronization

Cluster Time Synchronization Accurate time is required for a number of reasons, including scheduling, display and validating security materials.

## Declaration

```swift
class MTRClusterTimeSynchronization
```

## Topics

### Initializers

- [init(device:endpointID:queue:)](matter/mtrclustertimesynchronization/init(device:endpointid:queue:).md)

### Instance Methods

- [readAttributeAcceptedCommandList(with:)](matter/mtrclustertimesynchronization/readattributeacceptedcommandlist(with:).md)
- [readAttributeAttributeList(with:)](matter/mtrclustertimesynchronization/readattributeattributelist(with:).md)
- [readAttributeClusterRevision(with:)](matter/mtrclustertimesynchronization/readattributeclusterrevision(with:).md)
- [readAttributeDSTOffset(with:)](matter/mtrclustertimesynchronization/readattributedstoffset(with:).md)
- [readAttributeDSTOffsetListMaxSize(with:)](matter/mtrclustertimesynchronization/readattributedstoffsetlistmaxsize(with:).md)
- [readAttributeDefaultNTP(with:)](matter/mtrclustertimesynchronization/readattributedefaultntp(with:).md)
- [readAttributeFeatureMap(with:)](matter/mtrclustertimesynchronization/readattributefeaturemap(with:).md)
- [readAttributeGeneratedCommandList(with:)](matter/mtrclustertimesynchronization/readattributegeneratedcommandlist(with:).md)
- [readAttributeGranularity(with:)](matter/mtrclustertimesynchronization/readattributegranularity(with:).md)
- [readAttributeLocalTime(with:)](matter/mtrclustertimesynchronization/readattributelocaltime(with:).md)
- [readAttributeNTPServerAvailable(with:)](matter/mtrclustertimesynchronization/readattributentpserveravailable(with:).md)
- [readAttributeSupportsDNSResolve(with:)](matter/mtrclustertimesynchronization/readattributesupportsdnsresolve(with:).md)
- [readAttributeTimeSource(with:)](matter/mtrclustertimesynchronization/readattributetimesource(with:).md)
- [readAttributeTimeZone(with:)](matter/mtrclustertimesynchronization/readattributetimezone(with:).md)
- [readAttributeTimeZoneDatabase(with:)](matter/mtrclustertimesynchronization/readattributetimezonedatabase(with:).md)
- [readAttributeTimeZoneListMaxSize(with:)](matter/mtrclustertimesynchronization/readattributetimezonelistmaxsize(with:).md)
- [readAttributeTrustedTimeSource(with:)](matter/mtrclustertimesynchronization/readattributetrustedtimesource(with:).md)
- [readAttributeUTCTime(with:)](matter/mtrclustertimesynchronization/readattributeutctime(with:).md)
- [setDSTOffsetWith(_:expectedValues:expectedValueInterval:completion:)](matter/mtrclustertimesynchronization/setdstoffsetwith(_:expectedvalues:expectedvalueinterval:completion:).md)
- [setDefaultNTPWith(_:expectedValues:expectedValueInterval:completion:)](matter/mtrclustertimesynchronization/setdefaultntpwith(_:expectedvalues:expectedvalueinterval:completion:).md)
- [setTimeZoneWith(_:expectedValues:expectedValueInterval:completion:)](matter/mtrclustertimesynchronization/settimezonewith(_:expectedvalues:expectedvalueinterval:completion:).md)
- [setTrustedTimeSourceWith(_:expectedValues:expectedValueInterval:completion:)](matter/mtrclustertimesynchronization/settrustedtimesourcewith(_:expectedvalues:expectedvalueinterval:completion:).md)
- [setUTCTimeWith(_:expectedValues:expectedValueInterval:completion:)](matter/mtrclustertimesynchronization/setutctimewith(_:expectedvalues:expectedvalueinterval:completion:).md)

## Relationships

### Inherits From

- [MTRGenericCluster](matter/mtrgenericcluster.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)