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

# bufferStartTime

The time-code of this input.

## Declaration

```swift
let bufferStartTime: CMTime?
```

## See Also

### Inspecting an input element

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