With 4 x NHD-806 1 Megapixel (720p resolution) Cameras Recording in HD (For Use With NVR-7085 and 7082) you will be well on your way for securing your premise. These cameras will give you 20 - 25 metres of night vision and a resistance to weather extremities both hot and cold, with an IP66 weather rating. You can get full use out of the cameras indoors and outdoors. Most suited to the outdoors as it can withstand rugged conditions. This 4 pack product can be utilised in a home, office or commercial application.