The Surveillance Cameras can be applied to the security and protection for banks, telecom, schools, hospitals, supermarkets, residential quarters, factories, companies, warehouses, restaurants, hotels, parking lots, museums, water conservancy facilities, entertainment places and other fields. Users can do their own security with this Monitor Receiver. Support playback images on TV/monitor/computer. With the simple operation interface, these Network Cameras no needed to install. These Surveillance Cameras can be set to automatic monitoring function selectable.