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If you are concerned that large intimidating cameras might make people uncomfortable, consider using smaller cameras or hidden ones. Hard drives are smaller and more convenient to maintain than VCRs. Most Bullet cameras, in comparison, do not offer high resolution and lens selection flexibility, but are likely to be weatherproof. How Do Wireless Cameras Work? This basic kit consists of four wireless surveillance cameras, a small monitor and a recording device. it is well worth it to invest some extra money toward purchasing a good quality digital video recorder (DVR). In some systems you can also find a special monitor. These days, you can get motion detectors, telecentric lenses, and high-resolution digital. These are only the fundamental components. It is great for use in stores, lobbies, gas stations and other public places. Practical solutions for covert installation also include Motion and Smoke Detector cameras, although they are absolutely not a substitute for your security alarm or fire protection.
Some will have an infrared light built-in and most of all they are relatively easy to implement. However, higher density 1/4" and 1/3" CCD chips can now produce as good an image as many 1/3" or 1/2" chips.
Over time, the most practical design has been the Dome Camera; with its esthetic appearance it blends well into most surroundings, especially with drop down sealings. If things are going bump in the night, there's no reason you can't watch them. The downside of wireless cameras is the need to replace or recharge their batteries every once in a while. Hidden Cameras Also, wireless internet enables many modern wireless cameras to send images by email, so you can check on the camera from just about any computer. Theoretically DVRs can record for weeks on end, depending of course on memory, recording quality and speed. Therefore many customers shopping for complete CCTV monitoring and recording systems are confused by such a veriaty of available products. However, this type of camera can provide a low cost solution in the right situation, particularly in a home environment. Controlling the DVR is simple and it offers you a variety of recording speeds. Infrared technology is simply LED light in infrared spectrum (not visible to the human eye).
In some cases the use of cameras is inevitable. Cables for CCTV cameras consist of two cables bundled in one jacket.