What is Bluetooth technology?
Bluetooth wireless technology is a short-range wireless technology that enables wireless data communication between digital devices, such as compact stereos or headphones. Bluetooth wireless technology operates within a range of about 10 meters (about 30 feet).
You do not need to use a cable for connection since Bluetooth technology is a wireless technology, nor is it necessary for the devices to face one another, such is the case with infrared technology. For example, you can use such a device in a bag or pocket.
Bluetooth technology is an international standard supported by thousands of companies all over the world, and employed by various companies worldwide.
Note
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Bluetooth communication may be interfered with by the following causes.
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When you perform Bluetooth communication near metal objects.
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When a device using radio waves, such as a wireless LAN device, or a microwave oven, is in use near your Walkman or the Bluetooth audio device.
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When the Bluetooth antenna (aerial) [Details] of the Walkman is covered with obstacles such as hands.