According to the realization of function points, Two-way wireless video door phone intercom can be divided into two parts, machines outdoor unit and indoor unit.
Using this system, indoor unit can monitor all thing outdoor by audio, vide, also take voice communication with guests visit, achieve unlock control function, all the outdoor machine and indoor communications use wireless transmission to achieve, simply equipment installation , high system sensitivity, wide use range.
The system can reach 50-200 meters transmission distance, the actual distance dicided by the system design and component choice.
Adoption of wireless technologies, systems without wiring, easy installation, avoiding the problems caused by wiring, achieved indoor surveillance outdoor intercom functions at the same time, this filled the market
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