---
title: DFU Class Attributes
framework: IOKit
role: containerSymbol
role_heading: Enumeration
platforms: [Mac Catalyst 18.4+, macOS 10.2+]
path: iokit/1424990-dfu_class_attributes
---

# DFU Class Attributes

## Declaration

```occ
enum : unsigned int {
    ...
};
```

## Topics

### Constants

- [kUSBDFUAttributesMask](1424990-dfu_class_attributes/kusbdfuattributesmask.md)
- [kUSBDFUCanDownloadBit](1424990-dfu_class_attributes/kusbdfucandownloadbit.md)
- [kUSBDFUCanUploadBit](1424990-dfu_class_attributes/kusbdfucanuploadbit.md)
- [kUSBDFUManifestationTolerantBit](1424990-dfu_class_attributes/kusbdfumanifestationtolerantbit.md)