Slinex offers a range of multi-dwelling calling panels which allow subscribers in different apartments or offices to view visitors at the common entrance. There are 3 devices in this line: MA-02, MA-04 and MA-08. The first two are call panels for 2 and 4 subscribers, respectively. MA-08 is an extension module, connecting up to 8 additional users. For each of the calling panels, you can connect two MA-08 modules at the same time and expand the number of subscribers to 16 and 20, respectively.
For many years, there has been limited innovation in analogue intercom systems that significantly improved the consumer experience. Of course, the most important feature of a video intercom is the quality of the video image.
The most common video transmission quality for intercom systems has historically been “D1” (720 by 576 resolution), which is basically good enough to see whom is behind the door, but is not sharp and in a world of high definition televisions and smart-phones, looks a bit outdated. ...