---
title: kBluetoothL2CAPPacketHeaderSize
framework: IOBluetooth
role: symbol
role_heading: Global Variable
path: iobluetooth/kbluetoothl2cappacketheadersize
---

# kBluetoothL2CAPPacketHeaderSize

## Declaration

```swift
var kBluetoothL2CAPPacketHeaderSize: Int { get }
```