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Advertisers on Facebook are charged only on a pay-per-click basis for banner ads.
Active RFID Codes
Radio-frequency identification tags that contain their own power source to transmit a signal to a reader, used for tracking and identification purposes.
Internal Batteries
Internal batteries are rechargeable batteries that are built into electronic devices, providing power for their operation without requiring an external power source.
Radio Waves
Electromagnetic waves with wavelengths longer than infrared light, used in wireless communication systems to transmit data and broadcast media.
Active QR Codes
A dynamic QR code that can be edited or tracked after creation, offering flexibility in managing the content it links to.
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