---
title: kMIDIPropertyIsDrumMachine
framework: coremidi
role: symbol
role_heading: Global Variable
path: coremidi/kmidipropertyisdrummachine
---

# kMIDIPropertyIsDrumMachine

A Boolean value that indicates whether the device or entity’s samples aren’t transposable, as with a drum kit.

## Declaration

```swift
let kMIDIPropertyIsDrumMachine: CFString
```

## See Also

### Roles

- [kMIDIPropertyIsMixer](coremidi/kmidipropertyismixer.md)
- [kMIDIPropertyIsSampler](coremidi/kmidipropertyissampler.md)
- [kMIDIPropertyIsEffectUnit](coremidi/kmidipropertyiseffectunit.md)