Cameras attached or built into a computer or phone used to record video images. The videos are recorded digitally and can be sent to another while communicating online.Synonyms - videocam
A common misconception is that the term Wi-Fi is short for "wireless fidelity," however this is not the case. Wi-Fi is simply a trademarked phrase that means IEEE 802.11x.
Wi-Fi is the name of a popular wireless networking technology that uses radio waves to provide wireless high-speed Internet and network connections.