Nowadays every smartphone is Bluetooth enabled, making the use of this technology more flexible. Satellite-based positioning doesn’t work indoors, but other technological standards have emerged that make indoor positioning possible. Since Satellite-based positioning GPS does not work, Bluetooth is a good alternative for indoor positioning and indoor navigation. From the RSSI, we can obtain the distances from the individual beacons, we describe and analyze a system for indoor positioning, which enables a person with a smartphone to find his or her location within an enclosed space, with an accuracy of up to 2 meters.