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2023年11月26日星期日

Wi-Fi technology

Wi-Fi is a wireless technology that allows devices to communicate and access the Internet without cables or wires. Wi-Fi stands for “wireless fidelity” and it is based on the IEEE 802.11 family of standards. Wi-Fi uses radio waves to transmit and receive data between devices and routers or access points.

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Fidelity: the degree to which an electronic device (such as a record player, radio, or television) accurately reproduces its effect (such as sound or picture)

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