---
title: "readAttributeMaxFrequency(completion:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclusterlevelcontrol/readattributemaxfrequency(completion:)"
---

# readAttributeMaxFrequency(completion:)

## Declaration

```swift
func readAttributeMaxFrequency(completion: @escaping @Sendable (NSNumber?, (any Error)?) -> Void)
```

```swift
func readAttributeMaxFrequency() async throws -> NSNumber
```