1High sensitivity and definition. Provides a brighter and clearer image quality. 23.6mm Mini camera and removable mount and lens cap, make it more humane. 3Provides audio function, support audio/video output capabilities. 4Adopts analog modulation technology, high frequency electromagnetic radiation and strong anti-interference ability. 5Perfect for residential community, home, hotel, parking lot, warehouse, factory, railway station, supermarket, etc. Camera displays in color during the day and black/white at night.