S J Security Systems Pvt. Ltd. Manufactures Easy to Install Video Door Phones with DC 12V output. With the help of Easy to Install Video Door Phones with DC 12V output, calling, communication and viewing the visitor. It has built-in infrared camera, speaker, microphone and call button plastic outdoor compact cabinet. It is expandable up to 3 video door phones and 1 handset. S J Security Systems Pvt. Ltd. Offered Easy to Install Video Door Phones with DC 12V output has brightness, contrast and volume adjusting knobs and auto light-up outdoor unit for night application.
