---
title: CHHapticParameterAttributes
framework: corehaptics
role: symbol
role_heading: Protocol
path: corehaptics/chhapticparameterattributes
---

# CHHapticParameterAttributes

A protocol for providing default, mininum, and maximum values of a parameter.

## Declaration

```swift
protocol CHHapticParameterAttributes : NSObjectProtocol
```

## Topics

### Parameter Attributes

- [defaultValue](corehaptics/chhapticparameterattributes/defaultvalue.md)
- [minValue](corehaptics/chhapticparameterattributes/minvalue.md)
- [maxValue](corehaptics/chhapticparameterattributes/maxvalue.md)

## Relationships

### Inherits From

- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Querying System Capabilities

- [capabilitiesForHardware()](corehaptics/chhapticengine/capabilitiesforhardware().md)
- [CHHapticDeviceCapability](corehaptics/chhapticdevicecapability.md)
- [attributes(forDynamicParameter:)](corehaptics/chhapticdevicecapability/attributes(fordynamicparameter:).md)