---
title: kSystemSoundID_FlashScreen
framework: audiotoolbox
role: symbol
role_heading: Global Variable
path: audiotoolbox/ksystemsoundid_flashscreen
---

# kSystemSoundID_FlashScreen

On the desktop, use this constant with the AudioServicesPlayAlertSound(_:) function to display a flash of light on the screen.

## Declaration

```swift
var kSystemSoundID_FlashScreen: SystemSoundID { get }
```

## See Also

### Constants

- [kSystemSoundID_UserPreferredAlert](audiotoolbox/ksystemsoundid_userpreferredalert.md)
- [kUserPreferredAlert](audiotoolbox/kuserpreferredalert.md)