There are different audio and video door entry system technologies. Choosing the right one depends on the number of homes, accesses and functionalities required in each installation.
1.- VDS SYSTEM
A simplified installation audio and video door entry system that does not use house call wires.
The main trunk wiring needed in the building is:
- Audio entry system: 3 common wires.
- Video entry system: 3 common wires + 1 coaxial / 5 wires /UTP CAT5
It is the system recommended for all types of facilities, both for audio and video entry.
2.- MDS SYSTEM: A simplified installation system in BUS
MDS (Multiplexed Digital System) format for this high performance, broad capacity digital audio and video entry system.