About Wi-Fi
Wi-Fi is the name of a well known wireless networking technology that makes use radio waves to give wireless fast Internet and network connections. Wi-Fi is basically a trademarked phrase that means IEEE 802.11x.
It gives short range wireless rapid data connections between mobile data gadgets, (for example, PDAs,laptops or telephones) and nearby Wi-Fi access points.
The more established variant of Wi-Fi, 802.11g, is fit for giving speeds of up to 54Mbps and is in reverse compatible with 802.11b (giving up to 11Mbps).