---
title: buffer
framework: speech
role: symbol
role_heading: Instance Property
path: speech/analyzerinput/buffer
---

# buffer

A new copy of the audio data for this input.

## Declaration

```swift
var buffer: AVAudioPCMBuffer { get }
```

## See Also

### Inspecting an input element

- [bufferStartTime](speech/analyzerinput/bufferstarttime.md)
- [bufferDuration](speech/analyzerinput/bufferduration.md)
- [bufferFormat](speech/analyzerinput/bufferformat.md)