·  Hands free 4'' Monochrome Video Indoor Phone.
·  It is the most complete and stable building intercom system in industry.
·  A wealth of experience, strong technical strength.
·  Simple equipment.
·  System DPM few species.
·  Simple wiring.
·  Configuration is simple: the flexibility to choose based on the actual project configuration mode.
·  System is stable and mature: anti-interference ability, anti-thunder & anti-static electricity design.
·  With high-quality products, a high degree of customer satisfaction, simplified operation, simple generous & unique design, providing the high-end products to all users. It is not the pursuit of high profits, only the pursuit of every family.

Scope：

Network-based building intercom、Apartment building、Unit floor Etc.