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Welcome to video door phone catalog on totodeal.com. Video door phone system is a kind of home security product for the buildings of single-family. The video door phones on totodeal.com accordingly have the functions of hands-free monitoring, visual bidirectional intercom, adjustable interphone volume, "ding dong" optional ring type, lock control, infrared night vision, audio/video output, automatic power off, adjustable the height, the rain-proof doorway manual alarm and other functions. There are also the camera door phones adopting one to one, one to two and many kinds of matching mode to meet the needs of different villas of customers effectively .And they can be easily installed ,which will save much troubles for you .With the competitive price and free shipping service ,we sincerely hope you enjoy your on-line shopping journey on totodeal.com.