7" TFT color video intercom for two families Name: LRK-061-2 7"TFT color video intercom for two families Features:Aluminum alloy panel of indoor unit,brand-new,elegant and fashionable.Guard against disassembly,anti-hit,waterproof,wearable zinc alloy outdoor station. 7"TFT,nonradiative,energy saving and high definition picture and wide view.Hand free intercommunication.Unlock electric lock.Monitor ...