Offer intercom system for apartment

Video Door Phone For Villa and Building: 4 6 8 14 units selectable Full aluminum panel Night view LED Video Door Phone For Building and Villa: compatible with all the indoor monitors Direct-selected Panel Metal press-Button Panel: Metal material Screen: 128 64 pi els LCD on the door station; 5'' TFT with OSD on indoor monitor(AT3) Capacity: 4 6 8 14, buttons for various requirements E tended panel (Optional) Release the door by ID card (Optional) Cameras visual angle is adjustable Dimension:340 130 40mm