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Impact of Technology

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Wireless network interface cards (WNICs)

Access Points (APs)

Wireless networking protocols

A portion of the RF spectrum

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Baby monitors

Keyless entry systems

Cordless and cell phones

Pagers

Global positioning system (GPS) devices

Remote controls

Garage door openers

Two-way radios

Wireless PDAs

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is generally used to describe equipment and technologies operating in the radio frequency (RF) spectrum between 3 Hz and 300 GHz.