Unlimited Free Wireless Calls to Skype Users, Without a PC. Make and receives Skype phone calls wherever you have Wi-Fi access. Works with most leading Wi-Fi hotspot providers including T-Mobile USA. Lets you talk for free to other Skype users without a PC. Calls any phone worldwide at low SkypeOut rates and NO MONTHLY FEES. Works with security protected home WiFi networks. The SPH200W is compatible with leading hotspot providers that support the WISPr (Wireless Internet Service Provider Roaming) protocol, including T-Mobile USA. A list of WISPr hotspots can be found at www.netgear.com/hotspots. NETGEAR neither operates nor guarantees the continual availability or compatibility of Wi-Fi hotspots. Subscription or usage fees may apply for Wi-Fi hotspot usage. Wi-Fi hot-spots requiring browser-based authentication are not supported. For calls made through Skype and/or the SkypeOut service. Terms and conditions of the Skype services are subject to change at any time in the sole discretion of Skype Limited. The Skype service is offered and operated solely by Skype, and NETGEAR does not guarantee Skype service availability, quality or pricing. No emergency calling¿emergency calls will need to be made by alternative methods. This phone will not function during a power failure or broadband outage. Use of Skype software, SkypeOut and/or SkypeIn is subject to Skype¿s terms of service and end user license agreement.