Mailbox with intercom.
The COM 3 mailbox in the forward / backward product is that which is typically used for a through the postage of the mail wall from the outside location to the internal property.
Site:
https://safetyletterbox.com/mailboxes/in-front-outback/com-3-domestic/ 
TARGHA is a line of audio and video panels BPT and combines a modular design and a full set of functions, while retaining an attractive design. Using just a few components, you can create the perfect solution for any task. The device is available in two versions - standard and vandal-proof. Also there are versions of audio panels and video panels with black / white and color video cameras, code blocks for the organization of access control. Easy to install, TARGHA easily fits any architectural style.
Site:
http://bptru.ru/vyzyvnye-paneli-targha