3.5 inch digital screen, take pictures automatically or manually up to 1000 be stored and browse.
Transmission distance in open terrain can reach about 200 meters, strong anti-interference and high degree of confidentiality.
Hands-free call and talk function, the lock can be open by wireless control from the indoor unit.
One outdoor unit can support up to 4pcs indoor units and vice versa;
Compliant with FCC, CE, R&TTE standards.
This system operates in the 2.4GHz radio band for wireless transmission of digital audio and video signals, using digital frequency hopping as well as encryption technology. It can be used in apartments, villas, hotels, offices, public buildings etc.