... guard.(5).Available identifying absent households at guard room.(6).Emergency call function.(8)Security functions,6 alarm zones:NC,NO ... -Mounted.(1).7TFT LCD Color handfree video door phone.(2).For single house & multi apartment,villa system(up to 800 ... :MOQDelivery TimePcs/MonthMaterial100pcs20days100,000Plastic 6.Accessory:fixed board,screw,manual,patch cord,network cable.7.Certificate: CE/RoHs.