---
title: kIORangeDynamicRangeTraditionalGammaSDR
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 11.0+]
path: kernel/2937400-anonymous/kiorangedynamicrangetraditionalgammasdr
---

# kIORangeDynamicRangeTraditionalGammaSDR

## Declaration

```occ
kIORangeDynamicRangeTraditionalGammaSDR = 0x0020
```