With the DPH-540 Wi-Fi Phone from D-Link, you get the freedom of wireless connectivity and the cost savings of Voice over IP (VoIP) technology, all in one sleek, stylish, and portable flip-style phone. When used with a Wi-Fi network and a VoIP service, t t t t The sleek D-Link Wi-Fi phone makes calling more affordable than ever (black version shown). View larger. t t t t The clamshell form factor looks and feels just like a regular cell phone. See how it works. you can dramatically reduce local and long distance telephone charges compared to a standard telephone service. Plus, the Wi-Fi Phone is a PsipTN compliant device that allows you to make and receive free calls within the PsipTN network (A one-year free subscription to PsipTN is included). PsipTN also allows you to receive calls from regular phones for free. Use the Wi-Fi Phone for business or talk to family and friends from virtually anywhere in the world. How it Works All you need to make calls with the Wi-Fi Phone is an 802.11g or 802.11b wireless network with high-speed Internet access. The Wi-Fi Phone is a standalone device that does not require a computer to use. You can use it at home, hotels, offices, airports, Internet cafes, school campuses, or just about anywhere there is a wireless connection available. In addition, with a growing number of Wi-Fi hotspots and metropolitan areas deploying low-cost or free high-speed wireless Internet connection, you have more places available to make and receive VoIP calls. Simply connect to a wireless network and make phone calls just like you would on a mobile phone. Because the Wi-Fi Phone uses Session Initiation Protocol (SIP) it is ready to be used with an Internet (VoIP) phone service plan. For accessing secure wireless networks, the Wi-Fi Phone supports WEP, WPA, and WPA2 encryption. Plus, with features like echo cancellation, packet delay compensation, and lost packet recovery, you can expect the voice quality from the Wi-Fi Phone to be similar to traditional phone calls. Intelligent Design...