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Round security cameras are great outside security cameras that are great choices for home or professional security. Bullet styles are cameras designed in a cylindrical way so they look much like rifle bullets, they're very difficult to detect and often small. Bullet cameras are usually designed to be outdoor cameras, but there are also indoor styles available. They come in an assortment of dimensions, styles and with numerous different functions. Because bullet cameras are designed for the outside, most of them have infrared light, but there are also day / evening bullet cameras available. Day / night bullet cameras can see in dim light, but unlike infrared bullet cameras they can not see into complete darkness. Bullet security cameras change in contact measurement, range and image quality. You can discover color models, and black and white models, however, if the bullet camera has infrared lighting it'll almost certainly be described as a color camera that changes into black and white when it gets dark, because black and white provides a better picture with infrared lighting.Online, personal bullet cameras can range in value from $80 to $400. The buying price of a bullet [http://www.rugged-cctv.com/infrared-ptz-camera.shtml weatherproof ptz camera] depends largely on the contact form, the picture quality, and the features included. Varifocal cameras, which are cameras that use a contact that will vary in proportions without having to be changed, are frequently more expensive, but have greatly improved applications. Round camera types that use infra-red illumination and that are more durable and weather proof are also usually more expensive.