For the moment the market offers a variety of video surveillance systems, which exemplify the rapid development of the industry. These security camera systems perform a wide range of tasks, from the surveillance on out to moving objects detection in a certain area inside the premises. Depending on the intended use, security cameras can have different versions, be fitted with different controls and data processing equipment. In our review, we will examine the best security camera systems available on the market, give you some useful tips on how to make the right product choice and what aspects to focus on when picking a security camera equipped system. Wired cameras connect to security system equipment via wires. This connection type allows for connecting to an existing home network or corporate network, as well as granting access to security cameras’ control and data from various local equipment, or remotely via the Internet. High reliability and security of video data transfer to the recording equipment are the advantages of wired connection. These cameras can be controlled, powered and used to transfer the video via a single cable while being insensitive to interference of mobile phones, Bluetooth devices, wireless network equipment and car alarm systems. After that, you need to consider the Video Quality and Features. Camera shooting quality is governed mainly by the quality of the camera optics, which affects such quantitative indicators as video shooting resolution and a viewing angle. The higher the resolution the more detailed the resulting image is and the bigger the viewing angle the larger the area covered by a security camera is.