---
title: supportedFeatures
framework: IOBluetooth
role: symbol
role_heading: Instance Property
platforms: [macOS 10.7+]
path: iobluetooth/iobluetoothhandsfree/supportedfeatures
---

# supportedFeatures

Set the supported features

## Declaration

```swift
var supportedFeatures: UInt32 { get set }
```

## Discussion

Discussion Sets the supported features bitmap. The values are described in “IOBluetoothHandsFreeDeviceFeatures and IOBluetoothHandsFreeAudioGatewayFeatures.”