Editing Bluetooth (section)

=== Devices ===
[[File:TP-Link Archer T2UB Nano dongle plugged in to a computer.jpg|thumb|250x250px|A modern Bluetooth [[USB]] dongle]]
Bluetooth exists in numerous products such as telephones, [[Wireless speaker|speakers]], tablets, media players, robotics systems, laptops, and game console equipment as well as some high definition [[Headset (audio)|headsets]], [[modem]]s, [[hearing aid]]s<ref name="Bluetooth Hearing Aids">{{cite web |title=Bluetooth hearing aids: Hearing aids with Bluetooth technology use today's wireless technology to help you easily stay connected to iOS and Android phones, televisions, tablets and other favorite audio devices |last=Mroz |first=Mandy |date=21 May 2018 |url=https://www.healthyhearing.com/help/hearing-aids/bluetooth |website=Healthy Hearing |access-date=15 July 2018 |archive-date=25 May 2019 |archive-url=https://web.archive.org/web/20190525124635/https://www.healthyhearing.com/help/hearing-aids/bluetooth |url-status=live }}</ref> and even watches.<ref>{{cite web |url=http://www.bluetooth.com/English/Products/Pages/Watch.aspx |title=Watch |publisher=Bluetooth.com |access-date=4 September 2010 |archive-url=https://web.archive.org/web/20100918122452/http://www.bluetooth.com/English/Products/pages/watch.aspx |archive-date=18 September 2010 |url-status=dead }}</ref> Bluetooth is useful when transferring information between two or more devices that are near each other in low-bandwidth situations. Bluetooth is commonly used to transfer sound data with telephones (i.e., with a Bluetooth headset) or byte data with hand-held computers (transferring files).

Bluetooth protocols simplify the discovery and setup of services between devices.<ref name="Devices">{{cite web |url=http://www.howstuffworks.com/bluetooth.htm |title=How Bluetooth Works |publisher=How Stuff Works |date=30 June 2010 |access-date=12 April 2012 |archive-date=4 April 2012 |archive-url=https://web.archive.org/web/20120404182314/http://www.howstuffworks.com/bluetooth.htm |url-status=live }}</ref> Bluetooth devices can advertise all of the services they provide.<ref>{{cite web |url=https://www.bluetooth.com/specifications |title=Specification Documents |publisher=Bluetooth.com |date=30 June 2010 |access-date=12 September 2017 |archive-date=12 September 2017 |archive-url=https://web.archive.org/web/20170912191437/https://www.bluetooth.com/specifications |url-status=live }}</ref> This makes using services easier, because more of the security, [[network address]] and permission configuration can be automated than with many other network types.<ref name="Devices" />