The 4Sight License from Control 4 enables you to remotely access and control your home using the mobile app. It also enables you to receive text and email notifications, control your home with your voice using Alexa, and make your own programming changes with the When – Then app. This item is a one time payment of $100.00 for a 12 month license. You will be reminded via email, to renew your license shortly before it expires. Reap these added benefits from your home automation system and take control like never before. This license is included with our Pro Active Service Plans. To learn more about Service Plans click here.