The CVC7721 series features 900TVL of resolution, giving you greater detail in every image it captures. In addition to remarkable image clarity, these cameras have been designed to withstand the harshest conditions. The durable polycarbonate housing is lightweight yet extremely strong and impact resistant and a cable pass-through bracket adds further vandal resistance. These cameras are completely weatherproof, making them ideal for outdoor use, as well as indoor. With night vision up 130ft, experience clear, reliable surveillance day or night.