---
title: IOUSBSuperSpeedPlusIsochronousEndpointCompanionDescriptor
framework: usbdriverkit
role: symbol
role_heading: Structure
path: usbdriverkit/iousbsuperspeedplusisochronousendpointcompaniondescriptor
---

# IOUSBSuperSpeedPlusIsochronousEndpointCompanionDescriptor

The descriptor for a SuperSpeedPlus Isochronous USB Endpoint Companion.

## Declaration

```occ
struct IOUSBSuperSpeedPlusIsochronousEndpointCompanionDescriptor;
```

## Overview

Overview See USB 3.1 9.6.8: SuperSpeedPlus Isochronous Endpoint Companion in the USB Specification at http://www.usb.org.

## Topics

### Accessing the Descriptor Properties

- [bLength](usbdriverkit/iousbsuperspeedplusisochronousendpointcompaniondescriptor/blength.md)
- [bDescriptorType](usbdriverkit/iousbsuperspeedplusisochronousendpointcompaniondescriptor/bdescriptortype.md)
- [wReserved](usbdriverkit/iousbsuperspeedplusisochronousendpointcompaniondescriptor/wreserved.md)
- [dwBytesPerInterval](usbdriverkit/iousbsuperspeedplusisochronousendpointcompaniondescriptor/dwbytesperinterval.md)

## See Also

### Endpoint Descriptors

- [IOUSBEndpointDescriptor](usbdriverkit/iousbendpointdescriptor.md)
- [IOUSBSuperSpeedEndpointCompanionDescriptor](usbdriverkit/iousbsuperspeedendpointcompaniondescriptor.md)
- [tIOUSBEndpointType](usbdriverkit/tiousbendpointtype.md)
- [Endpoint Attributes](usbdriverkit/endpoint_attributes-enum.md)
- [SuperSpeed USB Endpoint Descriptor Options](usbdriverkit/superspeed_usb_endpoint_descript-enum.md)
- [tIOUSBEndpointDirection](usbdriverkit/tiousbendpointdirection.md)
- [tIOUSBEndpointSynchronizationType](usbdriverkit/tiousbendpointsynchronizationtype.md)
- [tIOUSBEndpointUsageType](usbdriverkit/tiousbendpointusagetype.md)
- [tIOUSBLanguageID](usbdriverkit/tiousblanguageid.md)