---
title: kHIDUsage_MSR_Track1Length
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1641262-anonymous/khidusage_msr_track1length
---

# kHIDUsage_MSR_Track1Length

## Declaration

```occ
kHIDUsage_MSR_Track1Length = 0x11
```