---
title: kHIDUsage_Csmr_ChannelUnknown
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1641321-anonymous/khidusage_csmr_channelunknown
---

# kHIDUsage_Csmr_ChannelUnknown

## Declaration

```occ
kHIDUsage_Csmr_ChannelUnknown = 0x16A
```