Video intercom + video surveillance. Which manufacturer to choose?

Question

CCTV

There are a lot of manufacturers now that produce video intercoms, maybe someone has come across or is already working as an integrator, you need to decide on a manufacturer or several to work with them.
a few points:
- it is desirable to have everything in one and a video intercom and video surveillance from the same manufacturer
- outdoor panels for 1 subscriber or more
- a free mobile application with the ability to remotely open the door and see who is calling
- video recording by motion
- desirable integration with opening systems gate or barrier

Answer 1

HikVision - video intercoms , video recorders , video cameras
Same with Beward, and Dahua

Answer 2

For those who are interested, I settled on the solution:
1. For an analog: tor-net.ru
2. For a hybrid and digital: www.bas-ip.ru
We take everything from the office here: www.elics.ru
How to make an object I will try not to forget to unsubscribe how everything will work...

Answer 3

I would also recommend Hikvision, they have excellent video cameras and video intercoms.