---
title: interfaceClass
framework: iousbhost
role: symbol
role_heading: Type Property
path: iousbhost/iousbhostmatchingpropertykey/interfaceclass
---

# interfaceClass

The matching property for the interface’s class ID.

## Declaration

```swift
static let interfaceClass: IOUSBHostMatchingPropertyKey
```

## See Also

### Interface Properties

- [interfaceNumber](iousbhost/iousbhostmatchingpropertykey/interfacenumber.md)
- [interfaceSubClass](iousbhost/iousbhostmatchingpropertykey/interfacesubclass.md)
- [interfaceProtocol](iousbhost/iousbhostmatchingpropertykey/interfaceprotocol.md)