1: Nice 3.5 or 4 inch color TFT video door phone 2: Plastic camera 3: Handset indoor monitor 4: Welcome OEM and ODM Hot 3.5 or 4 inch TFT video door phone :Model:SMTV2C-S Model:SMTV2C-SFunction and Features:**Plastic camera,good design,CMOS or CCD sensor.6 LED lights,nightvision.**handset indoor monitor,3.5 inch or 4 inch TFT,clear image.**intercommunication,monitoring the outdoor,unlock..** ...