---
title: kIOUSBUSB20ExtensionCapabilityBESLD
framework: usbdriverkit
role: symbol
role_heading: Enumeration Case
path: usbdriverkit/kiousbusb20extensioncapabilitybesld
---

# kIOUSBUSB20ExtensionCapabilityBESLD

## Declaration

```occ
kIOUSBUSB20ExtensionCapabilityBESLD
```

## See Also

### Getting the Capabilities

- [kIOUSBUSB20ExtensionCapabilityLPM](usbdriverkit/kiousbusb20extensioncapabilitylpm.md)
- [kIOUSBUSB20ExtensionCapabilityBESLSupport](usbdriverkit/kiousbusb20extensioncapabilitybeslsupport.md)
- [kIOUSBUSB20ExtensionCapabilityBESLValid](usbdriverkit/kiousbusb20extensioncapabilitybeslvalid.md)
- [kIOUSBUSB20ExtensionCapabilityBESLDValid](usbdriverkit/kiousbusb20extensioncapabilitybesldvalid.md)
- [kIOUSBUSB20ExtensionCapabilityBESL](usbdriverkit/kiousbusb20extensioncapabilitybesl.md)
- [kIOUSBUSB20ExtensionCapabilityBESLPhase](usbdriverkit/kiousbusb20extensioncapabilitybeslphase.md)
- [kIOUSBUSB20ExtensionCapabilityBESLDPhase](usbdriverkit/kiousbusb20extensioncapabilitybesldphase.md)