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# VZUSBDevice

A protocol that represents a USB device in a VM.

```
protocol VZUSBDevice : NSObjectProtocol
```

## Overview

Classes that conform to this protocol represent hot-pluggable USB devices.

> Important:
> Don’t use the `VZUSBDevice` protocol with objects outside the Virtualization framework. This protocol only describes capabilities of Virtualization framework objects.

## Topics

### Properties

[`usbController`](/documentation/Virtualization/VZUSBDevice/usbController)

The USB controller that has an attachment to the device.

[`uuid`](/documentation/Virtualization/VZUSBDevice/uuid)

The device’s unique identifier.

## See Also

[`VZUSBMassStorageDevice`](/documentation/Virtualization/VZUSBMassStorageDevice)

A class that represents a hot-pluggable USB mass storage device.


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