---
title: kIODynamicRangeSDR
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.13.4+]
path: kernel/2937435-anonymous/kiodynamicrangesdr
---

# kIODynamicRangeSDR

## Declaration

```occ
kIODynamicRangeSDR = 0x0001
```