---
title: kUSBDeviceIDMask
framework: IOKit
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 18.4+, macOS 10.0+]
path: iokit/1426201-miscellaneous_constants/kusbdeviceidmask
---

# kUSBDeviceIDMask

## Declaration

```occ
kUSBDeviceIDMask = 0x7f
```