Wi-Fi is not only a technology.It allows electronic devices to connect to a wireless LAN network.Wi-Fi allows any device within its range to access or connect intenet the resources of the WLAN network.But is usually password protected,so You need to access you must have to knw the password. Wi-Fi Certified trademark can only be used by Wi-Fi products.Its range of about 20 meters (66 feet). When you use this It blocked radio waves.You may know Wi-Fi has adopted various encryption technologies.

Post Your Opinion/Comment Here