---
title: kIOUSBDeviceRequestTypeClass
framework: kernel
role: symbol
role_heading: Enumeration Case
path: kernel/tiousbdevicerequest/kiousbdevicerequesttypeclass
---

# kIOUSBDeviceRequestTypeClass

The type class.

## Declaration

```occ
kIOUSBDeviceRequestTypeClass = (kIOUSBDeviceRequestTypeValueClass << kIOUSBDeviceRequestTypePhase)
```