The Home + Security app allows you to: - receive a call from the outdoor unit - activate the door connected to the outdoor unit - activate the cameras on the outdoor units - activate the additional cameras on the video intercom system - activate the Netatmo Smart cameras - call home (audio connection between Classe 300 EOS and smartphone) - manage the video intercom answering machine - view what happened at home in the timeline - manage notifications (Android only) For more information, please refer to the manual available on the website http://www.homesystems-legrandgroup.com