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  2. Bluetooth - Wikipedia

    en.wikipedia.org/wiki/Bluetooth

    A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).

  3. Scatternet - Wikipedia

    en.wikipedia.org/wiki/Scatternet

    Bluetooth enabled devices are "peer units" in that they are able to act as either master or slave. However, when a piconet is formed between two or more devices, one device takes the role of the 'master', and all other devices assume a 'slave' role for synchronization reasons. Piconets have a 7 member address space (3 bits, with zero reserved ...

  4. Piconet - Wikipedia

    en.wikipedia.org/wiki/Piconet

    A group of devices are connected via Bluetooth technology in an ad hoc fashion. A piconet starts with two connected devices, and may grow to eight connected devices. Bluetooth communication always designates one of the Bluetooth devices as a main controlling unit or master unit. Other devices that follow the master unit are slave units. This ...

  5. List of Bluetooth profiles - Wikipedia

    en.wikipedia.org/wiki/List_of_Bluetooth_profiles

    The way a device uses Bluetooth depends on its profile capabilities. The profiles provide standards that manufacturers follow to allow devices to use Bluetooth in the intended manner. For the Bluetooth Low Energy stack, according to Bluetooth 4.0 a special set of profiles applies.

  6. 2-Step Verification with a Security Key - AOL Help

    help.aol.com/articles/2-step-verification-with-a...

    A USB or a USB-C to insert the security key or you can connect it wirelessly using Bluetooth or NFC. The latest version of Chrome, Edge, Firefox, Safari or Opera. A FIDO Universal 2nd Factor (U2F) compatible security key that can plug into the USB or lightning port for your device or connect wirelessly using Bluetooth or NFC.

  7. The best Bluetooth trackers for finding lost stuff in 2025 ...

    www.aol.com/lifestyle/the-best-bluetooth...

    At least the setup and user experience is a breeze: Once you pull off the plastic sleeve, the AirTag's battery activates and prompts a "connect" button on your iPhone.

  8. Best hearing aids for seniors in 2025, according to experts ...

    www.aol.com/lifestyle/hearing-aids-for-seniors...

    Bluetooth is available for both iPhone and Android users, but only iPhone users can take advantage of the hands-free calling feature. Unlike other BTE devices, though, there are no manual controls ...

  9. Wi-Fi Direct - Wikipedia

    en.wikipedia.org/wiki/Wi-Fi_Direct

    The "pairing" of Wi-Fi Direct devices can be set up to require the proximity of a near field communication, a Bluetooth signal, or a button press on one or all the devices. Simultaneous connections also allow one device connected via an infrastructure local area network to the Internet to share the Internet connection to devices it is connected ...