# BroadcastBinary(int, byte[])

> Sends a message to all of a specific channel's ChannelClient connections.

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor.MPE](/engine/6000.7/script-reference/unityeditor/mpe.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public static void BroadcastBinary(int channelId, byte[] data)
```

### Parameters

**** (\[int]\(https\://learn.microsoft.com/dotnet/api/system.int32)): The ID of the channel to send the message to.**** (\[byte\[]]\(https\://learn.microsoft.com/dotnet/api/system.byte)): The binary data to send.