the origin and development of bluetooth technology. This paper mainly introduces the basic principle of bluetooth technology and bluetooth technology in the modern time. Discusses the advantages and defects of bluetooth technology and the development trend of the futureРKey words: agreement, technology, application and developmentРIntroductionРBluetooth is a forever, limited radio connect that resides on a microchip. It was originally expanded through Swedish mobile phone creator Ericsson in 1994 as a method to let puters make calls above a mobile phone. As then, anizations have signed on to create Bluetooth the low-power thoughtless wireless average for a broad variety of devices (LeVitus, 216-220). Industry spectators anticipate Bluetooth to be fitted in billions of devices through 2005.