---
title: kMIDIPropertyDeviceID
framework: coremidi
role: symbol
role_heading: Global Variable
path: coremidi/kmidipropertydeviceid
---

# kMIDIPropertyDeviceID

The user-visible System Exclusive (SysEx) identifier of a device or entity.

## Declaration

```swift
let kMIDIPropertyDeviceID: CFString
```

## Discussion

Discussion MIDI drivers can set this property on their devices or entities. Studio setup editors can allow the user to set this property on external devices.

## See Also

### Identification

- [kMIDIPropertyName](coremidi/kmidipropertyname.md)
- [kMIDIPropertyModel](coremidi/kmidipropertymodel.md)
- [kMIDIPropertyManufacturer](coremidi/kmidipropertymanufacturer.md)
- [kMIDIPropertyUniqueID](coremidi/kmidipropertyuniqueid.md)