---
title: kUSBInformationDevicePortIsInTestModeMask
framework: IOKit
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 18.4+, macOS 10.6+]
path: iokit/usbdeviceinformationbits/kusbinformationdeviceportisintestmodemask
---

# kUSBInformationDevicePortIsInTestModeMask

## Declaration

```occ
kUSBInformationDevicePortIsInTestModeMask = (1 << kUSBInformationDevicePortIsInTestModeBit)
```