Artificial intelligence involves studying the thought processes of human beings and also representing those processes via computers and robots like man made machines. Speech recognition system lets user do other works simultaneously so that the user can concentrate on observation and manual operations. With the help of speaker recognition technology we can help physically challenged skilled persons. So that they can do their works without the help of others. This Artificial Speech Recognition technology is also used in various applications. Now days this technology is also used by CID officers in order to trap the criminal activities.This technology is also used in military applications.