---
title: kUSBDeviceMask
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1646366-anonymous/kusbdevicemask
---

# kUSBDeviceMask

## Declaration

```occ
kUSBDeviceMask = ((1 << kUSBEndPtShift) - 1)
```