---
title: MIDIObjectType.externalSource
framework: coremidi
role: symbol
role_heading: Case
path: coremidi/midiobjecttype/externalsource
---

# MIDIObjectType.externalSource

An external source.

## Declaration

```swift
case externalSource
```

## See Also

### Object Types

- [MIDIObjectType.other](coremidi/midiobjecttype/other.md)
- [MIDIObjectType.device](coremidi/midiobjecttype/device.md)
- [MIDIObjectType.entity](coremidi/midiobjecttype/entity.md)
- [MIDIObjectType.source](coremidi/midiobjecttype/source.md)
- [MIDIObjectType.destination](coremidi/midiobjecttype/destination.md)
- [MIDIObjectType.externalDevice](coremidi/midiobjecttype/externaldevice.md)
- [MIDIObjectType.externalEntity](coremidi/midiobjecttype/externalentity.md)
- [MIDIObjectType.externalDestination](coremidi/midiobjecttype/externaldestination.md)
- [kMIDIObjectType_ExternalMask](coremidi/kmidiobjecttype_externalmask.md)