---
title: kFWIsochChanNum
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1645963-anonymous/kfwisochchannum
---

# kFWIsochChanNum

## Declaration

```occ
kFWIsochChanNum = FWBitRange (18, 23)
```