This is the new *CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [AWS CloudFormation User Guide](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::SMSVOICE::Pool TwoWay
<a name="aws-properties-smsvoice-pool-twoway"></a>

The pool's two-way SMS configuration object.

## Syntax
<a name="aws-properties-smsvoice-pool-twoway-syntax"></a>

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

### JSON
<a name="aws-properties-smsvoice-pool-twoway-syntax.json"></a>

```
{
  "[ChannelArn](#cfn-smsvoice-pool-twoway-channelarn)" : String,
  "[ChannelRole](#cfn-smsvoice-pool-twoway-channelrole)" : String,
  "[Enabled](#cfn-smsvoice-pool-twoway-enabled)" : Boolean
}
```

### YAML
<a name="aws-properties-smsvoice-pool-twoway-syntax.yaml"></a>

```
  [ChannelArn](#cfn-smsvoice-pool-twoway-channelarn): String
  [ChannelRole](#cfn-smsvoice-pool-twoway-channelrole): String
  [Enabled](#cfn-smsvoice-pool-twoway-enabled): Boolean
```

## Properties
<a name="aws-properties-smsvoice-pool-twoway-properties"></a>

`ChannelArn`  <a name="cfn-smsvoice-pool-twoway-channelarn"></a>
The Amazon Resource Name (ARN) of the two way channel.  
*Required*: No  
*Type*: String  
*Pattern*: `^[ \S]+`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`ChannelRole`  <a name="cfn-smsvoice-pool-twoway-channelrole"></a>
An optional IAM Role Arn for a service to assume, to be able to post inbound SMS messages.  
*Required*: No  
*Type*: String  
*Pattern*: `^arn:\S+$`  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Enabled`  <a name="cfn-smsvoice-pool-twoway-enabled"></a>
By default this is set to false. When set to true you can receive incoming text messages from your end recipients using the TwoWayChannelArn.  
*Required*: Yes  
*Type*: Boolean  
*Update requires*: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)