The term Wi-Fi is often used by the
public as a synonym for wireless LAN (WLAN); but not every wireless LAN product has a Wi-Fi certification,
which may be because of certification costs that must be paid for each certified device type.
Wi-Fi is supported by most personal computer operating systems, many game consoles, laptops,
smart phones, cordless phones, printers and other peripherals. A Wi-Fi enable device can connect to the
Internet when within the range of wireless network connected to the Internet. In addition to restricted use in
homes and offices, Wi-Fi can make access publicly available at Wi-Fi hotspots provided either free of charge
or to subscribers to various providers.
Voice over Wi-Fi allows users to make and receive calls over their Wi-Fi networks. It is rapidly gaining
popularity as more voice-capable devices, such as dual-mode phones with cellular and Wi-Fi technology and
cordless phones with Wi-Fi, become widely available. Growth in the widespread use of voice over Wi-Fi in the
consumer market is expected to accelerate over the next few years, driven by the forthcoming availability of
Wi-Fi CERTIFIED™ equipment that supports good voice quality.
Wi-Fi phones that are 802.11 friendly does not interfere with your existing Wi-Fi home or office network. These
kind of technology was designed to coexist with other devices in the Wi-Fi region. You don’t need to move
away your cordless phone or dual-mode phones from your WLAN, baby monitors or your microwave oven just
to have an interference free and crystal clear conversations.
Wi-Fi phones also allows the consumer to communicate with his or her PC to have personalized information
delivered wirelessly to a handset. With superior sound quality, an expanded feature set and access to online
content from internet to your handset, this technology offers a wealth of options not currently available in
cordless phones.