---
title: "rfcommChannelClosed(_:)"
framework: IOBluetooth
role: symbol
role_heading: Instance Method
path: "iobluetooth/iobluetoothrfcommchanneldelegate/rfcommchannelclosed(_:)"
---

# rfcommChannelClosed(_:)

## Declaration

```swift
optional func rfcommChannelClosed(_ rfcommChannel: IOBluetoothRFCOMMChannel!)
```