1: 7inch color TFT video door phone 2: luxury aluminium camera 3: handfree,night vision 4: ultrathin monitor New 7 inch TFT color video door phone intercom systems :Model:SMTV7I-L Model:SMTV7I-LFunction and Features:**luxury aluminium camera,good design,CMOS or CCD sensor.6 LED lights,nightvision.**handfree indoor monitor,7 inch TFT,clear image.**intercommunication,monitoring the outdoor,unlock ...