1: 7inch color TFT video door phone 2: Plastic camera 3: handfree,night vision 4: ultrathin monitor new style 7 inch TFT color video door phone intercom systems Model:SMT-V7I-SFunction and Features:**Plastic camera,good design,CMOS or CCD sensor.6 LED lights,nightvision.**handfree indoor monitor, 7 inch TFT,clear image.** intercommunication,monitoring the outdoor,unlock..** Intercommunication is ...