... control 4"TFT color video door phone Talk, Unlock, Monitor, Easy to set up,13 melodies for choice Name:LRK-681C Access control 4"TFT color video door phone ... anti-hit,waterproof,wearable zinc alloy outdoor station. 4"TFT,nonradiative,energy saving and high definition picture and ... one transformer and 15M cable for connection.The color video door phone is easy to install. Details:Outdoor unitDistance of ...