
http://www.voip-servicereview.com/wireless-voip/
Wi-Fi, short for "Wireless Fidelity", was intended to allow mobile devices such as laptop computers and personal digital assistants (PDAs), to connect to local networks.
Wi-Fi networks are already in place in many companies and where they are not they can be deployed fairly quickly. VoIP phones can easily be used where Internet is available. Wi-Fi VoIP has received a further boost with the Skype desktop application which is compatible with Windows Mobile devices. Wi-Fi is a privileged wireless technology for getting connectivity to pocket PCs. eople can use IP phones wherever an Internet connection is available, and VoIP call quality is rapidly improving to the point where in many cases it's equal to or better than cellular.
The functioning of wireless VoIP phones is similar to that of regular VoIP phones but Wireless VoIP phones combine VoIP technology and Wi-Fi (wLAN) systems....
Wireless VoIP combines VoIP with Internet wireless (802.11b and successors) networks. And its potential for businesses and individuals will see huge growth...
Wi-Fi VoIP has received a further boost with the Skype desktop application.