Wire connected telephones and its development

In common, wired telecommunications carriers are disappearing slowly, but still there are many countries are using only this technology. However, wire free technology is enabling many connections from a tower, but in many countries, it is difficult for them to invest and earn money, therefore they are using wired telephone, in wired telephone cable could cut anywhere in that case, new cable installation is a must. Moreover, cable is costly and only particular metal cable must have to be used, this expenditure is additional expenditure in wired connection. However, many countries are learning about wire free technology and trying to invest on this project. In general, this type of telephone wire is not connected with high-speed electric power, but still it is a risk when there is short circuit is happening in connection. At the same time, wireless connection for telephone is without risk, anyone can enjoy technology and communicate easily with the help of towers installed for telecommunication. However, only in slow process, wired technology will disappear and wire free technology will appear, until that many cable companies are producing and selling to telephone companies and making profit. In a building or in a campus wired technology is still entertained because, there is an assurance for users to communicate without installing tower.