Installation and maintenance of security devices.. 👌 Surveillance cameras.. Installation of surveillance cameras inside the elevator 👉 We also have special surveillance cameras for children that you can talk to next to the camera Full control over smart notification features.. We also have 👍 Maintenance Intercom.. Networks.. Switchboards.. Access Control.. Sound system devices.. Attendance and departure devices.. Actual warranty on maintenance and installation.. ✌ Affordable prices for everyone..