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Bluetooth networking

transmits data via low-power radio waves on a frequency of 2.45 gigahertz.

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The higher frequency allows the signal to carry less data. 

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Frequency hopping can't reduce interference and

doesn't let multiple devices use the same wireless connection simultaneously. 

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802.11a is the slowest

and least expensive standard.

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 There is only one way that electronic devices can connect to one another. 

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WiFi networks are very

difficult to set up, they are expensive and obtrusive.

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Wireless communications. Test 3

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People who send sensitive information over a

wireless connection need to take precautions.