What Is an RFID Tag Range?


Quick Answer

The radio-frequency identification tag range is the distance from which a reading device can accurately scan the tag. This distance varies from around 10 centimeters to 200 meters for more powerful tags. There are two different varieties of RFID tags: active and passive.

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Full Answer

Active tags require some form of power and can hold more information on the circuitry within the tag. They can be designed to read like passive tags to conserve power or to broadcast the information on them like a beacon. Active tags are commonly used outdoors or in harsher environments, as the signal strength is typically stronger. Passive tags are more simplistic. They are used for transmitting information such as product identification codes and require no power.

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