Yes, Adopia has templates available for broadcasts. 

Where can I Access Broadcast Templates?

In your Adopia account, simply click Manage Broadcast. 

Next, click Create Broadcast.

Choose whether you are interested in either a plain text or HTML message by clicking either Plain Text or HTML Message

Next, you have the option of choosing one of Adopia's mailing templates or if you'd like to create your own custom template choose Blank Template