Bluetooth is a wireless protocol utilizing short-range communications technology facilitating both voice and date transmissions over short distences. The name "Bluetooth" is borrowed from Harold Bluetooth, a king in Denmark more 1000 years ago. The Blutooth specifications are developed and licensed by the bluetooth special interest group. Bluetooth provides a way to connect and exchange information. It is commonly used to transfer sound data with telephones. Bluetooth exists in many products such as telephones, laptops, and printers.
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