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

# kIOUSBDescriptorSizeHubMinimum

## Declaration

```occ
kIOUSBDescriptorSizeHubMinimum = 9
```