Bullet security cameras are a great option for an introductory system, while business owners may want to consider our dome security cameras. Visitors with special needs and the technical know-how can select a camera with interchangeable lenses, such as wide angle and night vision lenses. Most cctv bullet camera systems are compact, small and can be placed in almost any location. These cameras are great for covert surveillance. If your needs are different though, then you will clearly need a different type of security camera.