BLUETOOTH is a wireless networking technology is named after Harald Bluetooth, the former King of Denmark, famous for always helping people communicate.
He is also the person responsible for uniting Denmark and Norway.
In terms of technology, the Bluetooth function connects the various bilateral electronic equipment to haul less than 10 meters.
This wireless technology is not only used to connect the phone to phone, phone to the headset, but also a variety of other equipment.
For example it is possible to connect a computer with a printer, a computer with a phone, computer with PDA (digital aids) and so on.
Bluetooth networking technology is safe because it uses radio signals 1,000 times lower than that used wireless technology cell phone today.
It is also safe because when the connection is made no one can steal hear when you use it.
For the headset connected to the phone, it uses a rule known as 'pairing' or 'matching'.
credit --> Nurul Athirah
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