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COMPUTER EXPANSION ch.5 (PHYSICAL EXPANSION INTERFACES pg.84 (THUNDERBOLT
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COMPUTER EXPANSION ch.5
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WIRELESS EXPANSIONS
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BLUETOOTH
- uses short-wavelength UHF radio waves in the 2.4 GHz frequency range to transmit data and digital audio signal between transceivers in each bluetooth device, creating a WPAN (wireless personal area network) called apiconet.
NFC
Near Field Communication
- Apple Pay
- Google wallet
- Android Pay
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