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# AWS::Lex::Bot SpeechFoundationModel
<a name="aws-properties-lex-bot-speechfoundationmodel"></a>

Configuration for a foundation model used for speech synthesis and recognition capabilities.

## Syntax
<a name="aws-properties-lex-bot-speechfoundationmodel-syntax"></a>

To declare this entity in your CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-lex-bot-speechfoundationmodel-syntax.json"></a>

```
{
  "[ModelArn](#cfn-lex-bot-speechfoundationmodel-modelarn)" : String,
  "[VoiceId](#cfn-lex-bot-speechfoundationmodel-voiceid)" : String
}
```

### YAML
<a name="aws-properties-lex-bot-speechfoundationmodel-syntax.yaml"></a>

```
  [ModelArn](#cfn-lex-bot-speechfoundationmodel-modelarn): String
  [VoiceId](#cfn-lex-bot-speechfoundationmodel-voiceid): String
```

## Properties
<a name="aws-properties-lex-bot-speechfoundationmodel-properties"></a>

`ModelArn`  <a name="cfn-lex-bot-speechfoundationmodel-modelarn"></a>
Property description not available.  
*Required*: Yes  
*Type*: String  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`VoiceId`  <a name="cfn-lex-bot-speechfoundationmodel-voiceid"></a>
The identifier of the voice to use for speech synthesis with the foundation model.  
*Required*: No  
*Type*: String  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)