---
title: kIOUSBPingResponseTimeNs
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.15+]
path: kernel/3166380-anonymous/kiousbpingresponsetimens
---

# kIOUSBPingResponseTimeNs

## Declaration

```occ
kIOUSBPingResponseTimeNs = 400
```