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

# speed

The matching property for the device’s enumeration speed.

## Declaration

```swift
static let speed: IOUSBHostMatchingPropertyKey
```

## See Also

### Device Properties

- [vendorID](iousbhost/iousbhostmatchingpropertykey/vendorid.md)
- [productID](iousbhost/iousbhostmatchingpropertykey/productid.md)
- [deviceReleaseNumber](iousbhost/iousbhostmatchingpropertykey/devicereleasenumber.md)
- [configurationValue](iousbhost/iousbhostmatchingpropertykey/configurationvalue.md)
- [productIDArray](iousbhost/iousbhostmatchingpropertykey/productidarray.md)
- [productIDMask](iousbhost/iousbhostmatchingpropertykey/productidmask.md)