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2. SD card - Wikipedia

   en.wikipedia.org/wiki/SD_card

   An internal microSD card reader, taken from a Nintendo Switch. Due to their compact size, Secure Digital cards are used in many consumer electronic devices, and have become a widespread means of storing several gigabytes of data in a small size.

3. Comparison of memory cards - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_memory_cards

   XM (requires an eXternal electro-mechanical adapter) – Technically the same as EM, but such adapter usually consists of 2 parts: a pseudo-card with pin routing and physical enclosure size that perfectly match the target slot and a break-out box (a card reader) that holds a real card. Such adapter is the least comfortable to use.

4. Card reader - Wikipedia

   en.wikipedia.org/wiki/Card_reader

   A card reader is a data input device that reads data from a card-shaped storage medium and provides the data to a computer. Card readers can acquire data from a card via a number of methods, including: optical scanning of printed text or barcodes or holes on punched cards, electrical signals from connections made or interrupted by a card's punched holes or embedded circuitry, or electronic ...

5. Consumer Reports - Wikipedia

   en.wikipedia.org/wiki/Consumer_Reports

   Employees (2019) 592. Website. www.consumerreports.org. Consumer Reports (CR), formerly Consumers Union (CU), is an American nonprofit consumer organization dedicated to independent product testing, investigative journalism, consumer-oriented research, public education, and consumer advocacy. [2] Founded in 1936, CR was created to serve as a ...

6. Why businesses are not using credit card chip readers - AOL

   www.aol.com/finance/2016-04-12-why-businesses...

   Retailers are now responsible for any money lost owing to credit card fraud if they do not use a chip reader, and while some large retailers have readers installed, not all of them are actively ...

7. Radio-frequency identification - Wikipedia

   en.wikipedia.org/wiki/Radio-frequency_identification

   Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. An RFID system consists of a tiny radio transponder called a tag, a radio receiver, and a transmitter. When triggered by an electromagnetic interrogation pulse from a nearby RFID reader device, the tag transmits ...