---
title: kIOUSBLinkSpeed20Gbps
framework: USBDriverKit
role: symbol
role_heading: Enumeration Case
platforms: [driverkit 19.0+]
path: usbdriverkit/kiousblinkspeed20gbps
---

# kIOUSBLinkSpeed20Gbps

## Declaration

```occ
kIOUSBLinkSpeed20Gbps
```