+An RFID Tag is a small, passive or active device that utilizes [Radio Frequency](/wiki/radio_frequency) waves to identify and track objects. It stores and transmits unique [Data](/wiki/data) to a reader, enabling automated inventory, asset management, or access control without direct line of sight.
+## See also
+- [Wireless Communication](/wiki/wireless_communication)
+- [Sensor](/wiki/sensor)
+- [Tracking](/wiki/tracking)