A phone with Yahoo inside! Cool!! The CIT310 comes with a base station that can connect to both a conventional phone line and a PC's USB port. Yahoo Messenger is built in to the device. Users can make and receive PC-to-PC calls free and exchange calls over the regular phone network at low rates, according to the companies. They can also enter their local ZIP code and a search term and it will display results from the Yahoo Local Search service. The estimated price of the CIT310 is $99.99.