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Over the past few years, hands-free systems are used for safety purposes and in mobile communications but now-adays they are also used in video-conferencing systems. Today hands-free communication is more preferred by people. The big advantage of hand-set system is that more than one individual in a conversation at the same time is allowed and the other advantage is that the person can moves freely in the room because of hands free system. But because of this advancement there is a significantdoi:10.22214/ijraset.2017.8170 fatcat:ktbytlf2qvhlbil7qmiaj6fwyq