---
title: subcardioid
framework: avfaudio
role: symbol
role_heading: Type Property
path: avfaudio/avaudiosession/polarpattern/subcardioid
---

# subcardioid

A data source that’s most sensitive to sound from the direction of the data source and is less sensitive to sound from the opposite direction.

## Declaration

```swift
static let subcardioid: AVAudioSession.PolarPattern
```

## Discussion

Discussion The subcardioid pattern picks up a sound from a wide radius in the front and in the back.

## See Also

### Getting Standard Polar Patterns

- [stereo](avfaudio/avaudiosession/polarpattern/stereo.md)
- [cardioid](avfaudio/avaudiosession/polarpattern/cardioid.md)
- [omnidirectional](avfaudio/avaudiosession/polarpattern/omnidirectional.md)