---
title: kIOUSBEndpointSynchronizationTypeNone
framework: kernel
role: symbol
role_heading: Enumeration Case
path: kernel/tiousbendpointsynchronizationtype/kiousbendpointsynchronizationtypenone
---

# kIOUSBEndpointSynchronizationTypeNone

No synchronization type.

## Declaration

```occ
kIOUSBEndpointSynchronizationTypeNone = (kIOUSBEndpointDescriptorSynchronizationTypeNone >> kIOUSBEndpointDescriptorSynchronizationTypePhase)
```