You can set up links to your mailing address, phone, address, etc., all the fields are chosen intuitively.
As for the settings, you can select enable or disable the captcha, install the header, the subject of captcha, make the email site administrator field to enter the subject, message header, etc.
A good solution for most of the sites built on Joomla 3 CMS.x.
The ability to install themes, email, captcha.
Install on any page of the website.
Simple integration into the available settings and parameters.