---
title: kIOUSBDescriptorSizeDeviceQualifier
framework: IOKit
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 13.0+, macOS 10.15+]
path: iokit/tiousbdescriptorsize/kiousbdescriptorsizedevicequalifier
---

# kIOUSBDescriptorSizeDeviceQualifier

## Declaration

```occ
kIOUSBDescriptorSizeDeviceQualifier = 10
```