---
title: kUSBHubPortU1TimeoutFeature
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1643678-anonymous/kusbhubportu1timeoutfeature
---

# kUSBHubPortU1TimeoutFeature

## Declaration

```occ
kUSBHubPortU1TimeoutFeature = 23
```