---
title: isOpen()
framework: IOBluetooth
role: symbol
role_heading: Instance Method
path: iobluetooth/iobluetoothrfcommchannel/isopen()
---

# isOpen()

Returns the state of the channel.

## Declaration

```swift
func isOpen() -> Bool
```

## Return Value

Return Value TRUE if the channel state is open, FALSE otherwise.

## Discussion

Discussion note that “not open” means closed, opening and closing.