Vonage Holdings Corp. (Vonage) is a provider of broadband telephone services to residential and small office and home office customers with over 2.6 million subscriber lines as of December 31, 2008. The Company’s transmits calls using voice over Internet protocol (VoIP), technology, which converts voice, signals into digital data packets for transmission over the Internet. Vonage provides service by using its customers’ existing broadband Internet connections, eliminating the need for it to build or lease networks. In addition, Vonage's network is based on internally developed software and industry standard servers, rather than circuit switches used by traditional telephone service providers. Vonage's plug-and-play Vonage-enabled devices permit customers to take their equipment to different locations where broadband service is available, as well as switch to different Internet service providers and continue to make and receive calls on their Vonage phone numbers.