color video door phone(28R01)
Product Details
hands free video intercommunication,black and white 4"flat display screen,colorful3.5"and4"TFT display screen,monitoring calling,alarming and unlocking function,it can be connected to secondary confirmation outdoor unit,support parallet connection of indoor unit,be equipped with one way immediate-alarming security area,outline dimension:225X170X40mm,installation mode:wall-handing mode
hands free video intercommunication,black and white 4"flat display screen,colorful3.5"and4"TFT display screen,monitoring calling
