Beacons and Proximity Marketing: Everything You Need to Know
A Beacon can continuously transmits a signal that different devices can see. It communicates a radio signal which is a combination of numbers and letters on a standard interim of 1/tenth of a second around. A Bluetooth-prepared gadget like a cell phone can "see" a signal once it's in range to know where they are. Beacons can cost as little as $5.
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