---
title: kMMCCmd_SET_CD_SPEED
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [driverkit 22.0+, macOS 10.12+]
path: kernel/1643411-anonymous/kmmccmd_set_cd_speed
---

# kMMCCmd_SET_CD_SPEED

## Declaration

```occ
kMMCCmd_SET_CD_SPEED = 0xBB
```