Typical Apartment Wiring
Monitors connection via DBC4R Branch distributor
...
A less than 55m, B less than 20m, C less than 30m
Distance between DBC4R less than 8m, and The last one should be DIP ON.
Up to 5pcs of Wi-Fi monior when use PC7 as power supply
Up to 9pcs of Wi-Fi monior when use PC7H as power supply