... : Nice 3.5 or 4 inch color TFT video door phone 2: Plastic camera 3: Handset indoor monitor 4: lowest price Hot color 3.5 or 4 ... sensor.6 LED lights,nightvision.**handset indoor monitor,3.5 inch or 4 inch TFT,clear image.**intercommunication,monitoring the outdoor, ... :**Night vision illumination distance; more than 2 meters **Gain control: Automatic **Working temperature: -10 C- 50 C**Illumination: 0.1 ...