Security cameras have come a long way since they were first used in 1942. Earlier cameras used wires for transmitting video signals and get power but today’s cameras are free from wires and they are more efficient than their predecessors. Today’s wireless CCTV units have provided an edge to the security forces over the unsocial elements that look for opportunities to trespass into public properties for unlawful activities. These independent cameras guard public places like railway stations, airports, bus depots and warehouses. These security apparatuses provide valuable clue to the police whenever there is a breach in the security of an important establishment.
The new age wireless CCTV cameras can not only capture images with amazing clarity but also can identify people caught in the camera by studying their biometrics. Also there are units that are capable of assessing people’s age. Modern technology cameras can see in dark and work in all weather conditions even when there is a downpour or a thunderstorm. These security equipments are just perfect for every establishment as they can identify people and determine their age group. Since these units work independently, they can be installed anywhere and that is why these equipments are preferred by security agencies.
A wireless CCTV camera unit can be used to guard the entire premises and there are no chances of anyone disrupting the video signals by cutting the wires. Ordinary cameras use a web of wires running stealthily along the floor and ceilings to reach the camera set outside the premises. On the other hand, a wireless unit uses antenna to send video signals.
A wireless CCTV camera is best for home security system. There are cameras that transmit audio signals and make it possible for the person using the camera to talk to the persons available within the range of the camera. A good example of the usability of wireless security cameras is schools installing wireless cameras in their recreational areas and monitoring their students’ activities with voice commands. Since these equipments are available at affordable prices, one won’t have any difficulty in installing these security systems. One can easily find a wireless camera in market and also there are companies that install latest technology cameras at affordable prices.