---
title: INCarAudioSource.sourceUSB
framework: intents
role: symbol
role_heading: Case
path: intents/incaraudiosource/sourceusb
---

# INCarAudioSource.sourceUSB

A source connected through a USB plug.

## Declaration

```swift
case sourceUSB
```

## See Also

### Constants

- [INCarAudioSource.sourceUnknown](intents/incaraudiosource/sourceunknown.md)
- [INCarAudioSource.sourceCarPlay](intents/incaraudiosource/sourcecarplay.md)
- [INCarAudioSource.sourceiPod](intents/incaraudiosource/sourceipod.md)
- [INCarAudioSource.sourceRadio](intents/incaraudiosource/sourceradio.md)
- [INCarAudioSource.sourceBluetooth](intents/incaraudiosource/sourcebluetooth.md)
- [INCarAudioSource.sourceAUX](intents/incaraudiosource/sourceaux.md)
- [INCarAudioSource.sourceMemoryCard](intents/incaraudiosource/sourcememorycard.md)
- [INCarAudioSource.sourceOpticalDrive](intents/incaraudiosource/sourceopticaldrive.md)
- [INCarAudioSource.sourceHardDrive](intents/incaraudiosource/sourceharddrive.md)