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# CHHapticDeviceCapability

A protocol that defines haptics and audio capabilities of a device.

```
protocol CHHapticDeviceCapability
```

## Topics

### Determining Support for Haptics

[`supportsAudio`](/documentation/CoreHaptics/CHHapticDeviceCapability/supportsAudio)

A Boolean value that indicates whether the device supports audio event playback.

[`supportsHaptics`](/documentation/CoreHaptics/CHHapticDeviceCapability/supportsHaptics)

A Boolean value that indicates whether the device supports haptic event playback.

### Determining Supported Parameters

[`-  attributesForDynamicParameter:error:`](/documentation/CoreHaptics/CHHapticDeviceCapability/attributes(forDynamicParameter:))

Requests the haptic device’s attributes for a dynamic parameter.

[`-  attributesForEventParameter:eventType:error:`](/documentation/CoreHaptics/CHHapticDeviceCapability/attributes(forEventParameter:eventType:))

Returns the haptic device’s attributes for an event parameter.


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