With the rapid development of national economy and the broad application of computer technology, communication technology, audio & video technology, the intelligent building has been developed with high speed, in which the building automation system is the key factor to realize the target stated above.The analysis of the current intelligent buildings in the basic functions of Access Control System, the study and design of the Intelligent Community of building automation systems, building automation system has the basic functions, research and design of intelligent buildings in a voice message system publishing functions.The innovation of the system is that realize information of voice releases without adding more devices.
