Bluetooth is a wireless technology standard for exchanging data between fixed and mobile devices over short distances using short-wavelength UHF radio waves in the industrial, scientific and medical radio bands, from 2.400 to 2.485 GHz, and building personal area networks .
Beware of find-my-phone, Wi-Fi, and Bluetooth, NSA tells mobile users
And don't forget to limit ad tracking. Advisory contains a host of recommendations.
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