... 6 LED lights,nightvision. handfree indoor monitor, 7 inch TFT,clear image. Function and Features:Plastic camera,good design, ... 6 LED lights,nightvision.handfree indoor monitor, 7 inch TFT,clear image.intercommunication,monitoring the outdoor,unlock..Intercommunication is ... ring adjustable.3-chord melody rings for option.two cameras can connected with four monitors.(different choice)four wires,DIY ...