Skip to main content

Apple Developer Docs

Fonts Symbols

IOKit / kUSBDevicePropertySpeed

Contents

Declaration
Discussion

kUSBDevicePropertySpeed

Declaration

#define kUSBDevicePropertySpeed

Discussion

Useful property names in USB land.

Open on developer.apple.com

IOKitMacro

Mac Catalyst 13.0+macOS 10.0+

Declaration
Discussion

Built on 2026-05-07