---
title: IOBluetoothHostController
framework: IOBluetooth
role: symbol
role_heading: Class
path: iobluetooth/iobluetoothhostcontroller
---

# IOBluetoothHostController

This class is a representation of a Bluetooth Host Controller Interface that is present on the local computer (either plugged in externally or available internally).

## Declaration

```swift
class IOBluetoothHostController
```

## Overview

Overview This object can be used to ask a Bluetooth HCI for certain pieces of information, and be used to make it perform certain functions.

## Topics

### Instance Properties

- [delegate](iobluetooth/iobluetoothhostcontroller/delegate.md)
- [powerState](iobluetooth/iobluetoothhostcontroller/powerstate.md)

### Instance Methods

- [addressAsString()](iobluetooth/iobluetoothhostcontroller/addressasstring().md)
- [classOfDevice()](iobluetooth/iobluetoothhostcontroller/classofdevice().md)
- [nameAsString()](iobluetooth/iobluetoothhostcontroller/nameasstring().md)
- [setClassOfDevice(_:forTimeInterval:)](iobluetooth/iobluetoothhostcontroller/setclassofdevice(_:fortimeinterval:).md)

### Type Methods

- [default()](iobluetooth/iobluetoothhostcontroller/default().md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)

## See Also

### Classes

- [IOBluetoothDevice](iobluetooth/iobluetoothdevice.md)
- [IOBluetoothDeviceInquiry](iobluetooth/iobluetoothdeviceinquiry.md)
- [IOBluetoothDevicePair](iobluetooth/iobluetoothdevicepair.md)
- [IOBluetoothDeviceRef](iobluetooth/iobluetoothdeviceref.md)
- [IOBluetoothHandsFree](iobluetooth/iobluetoothhandsfree.md)
- [IOBluetoothHandsFreeAudioGateway](iobluetooth/iobluetoothhandsfreeaudiogateway.md)
- [IOBluetoothHandsFreeDevice](iobluetooth/iobluetoothhandsfreedevice.md)
- [IOBluetoothL2CAPChannel](iobluetooth/iobluetoothl2capchannel.md)
- [IOBluetoothL2CAPChannelRef](iobluetooth/iobluetoothl2capchannelref.md)
- [IOBluetoothOBEXSession](iobluetooth/iobluetoothobexsession.md)
- [IOBluetoothObject](iobluetooth/iobluetoothobject.md)
- [IOBluetoothObjectRef](iobluetooth/iobluetoothobjectref.md)
- [IOBluetoothRFCOMMChannel](iobluetooth/iobluetoothrfcommchannel.md)
- [IOBluetoothRFCOMMChannelRef](iobluetooth/iobluetoothrfcommchannelref.md)
- [IOBluetoothSDPDataElement](iobluetooth/iobluetoothsdpdataelement.md)