<!--
{
  "documentType" : "article",
  "framework" : "IOBluetooth",
  "identifier" : "/documentation/IOBluetooth/bluetooth-h-user-space",
  "metadataVersion" : "0.1.0",
  "role" : "collectionGroup",
  "title" : "Bluetooth.h User-Space"
}
-->

# Bluetooth.h User-Space

Bluetooth wireless technology

## Discussion

### Included Headers

- <IOKit/bluetooth/BluetoothAssignedNumbers.h>
- <CoreFoundation/CFBase.h>
- <IOBluetooth/BluetoothAssignedNumbers.h>
- <IOKit/IOTypes.h>
- <libkern/OSByteOrder.h>

## Topics

### Constants

See the Overview section above for header-level documentation.

[BluetoothHCIUSBDeviceMatchingConstants](/documentation/IOBluetooth/BluetoothHCIUSBDeviceMatchingConstants-8yru7)

Bluetooth USB device matching constants


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)