... price with high quality. LRK-3208 Intercom Features:Two indoor phone`s plus into the AC(220V) sockets.When a visitor ... and the electric-lock will be opened automatically.Complete door phone system, surface mounting,,D-I-Y assembly for one family, 2 ... design of environment protection, Delicate smart part, makes the door phone a saluting angel of dwelling house,work building,hotel,tire ...