---
title: deviceSubClass
framework: iousbhost
role: symbol
role_heading: Type Property
path: iousbhost/iousbhostmatchingpropertykey/devicesubclass
---

# deviceSubClass

The matching property for the device’s subclass.

## Declaration

```swift
static let deviceSubClass: IOUSBHostMatchingPropertyKey
```

## See Also

### Protocol and Class Properties

- [deviceProtocol](iousbhost/iousbhostmatchingpropertykey/deviceprotocol.md)
- [deviceClass](iousbhost/iousbhostmatchingpropertykey/deviceclass.md)