---
metadata:
  - name: generator
    content: Diplodoc Platform v5.34.3
alternate:
  - https://yandex.com/dev/video-sdk/doc/en/sdk-html5/ADType-string.md
  - https://yandex.com/dev/video-sdk/doc/ru/sdk-html5/ADType-string.md
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com/dev/video-sdk/doc/en/llms.txt

# AdBreakType

String with ad unit types.

```no-highlight
type AdBreakType = 'preroll' | 'midroll' | 'postroll'
```

**Value** | **Description**
----- | -----
`preroll` | The unit starts before the main content plays.
`midroll` | The unit starts in the middle of the main content.
`postroll` | The unit starts after the main content plays.