Camera chuông cửa AIPHONE JO-DV – Color video camera with audio intercom – 2-way hands-free voice communication with JO master and expansion unit – Call button to initiate call to master(s) – White LED illuminator for low light conditions – Simple 2-conductor wiring – 330” wiring distance to Master on 18AWG 2-conductor cable Thông số kỹ thuật và tính năng Model JO-DV Communication Hands-free Power Source Supplied by monitor […]