By purchasing the Duo License, you can use all your Abreboxes from two smartphones or tablets. You'll have the host function, which allows you to create an additional user for free. When a visitor dials your calling code, you'll receive a notification on both smartphones, allowing you to view and open the door from either one. The license is valid for 15 years.
Duo License
How do we manage your user registration?
Once the payment has been made you will receive an email in the following 24-48 hours in each account with the link to download the app and the password to access it so that you have instantly of the video door entry service at your property on 2 mobile devices.