Charter Communications, Inc. (Charter) is a provider of cable services, offering various entertainments, information and communications solutions to residential and commercial customers. The Company's services include Video Services, Internet Services, Voice Services, Commercial Services and Advertising Services. Its infrastructure consists of a hybrid of fiber and coaxial cable plant with approximately 12.8 million estimated passings, with over 98% at approximately 550 megahertz (MHz) or greater, over 99% of plant miles two-way active and approximately 100% of plant all-digital. It sells its video, Internet and voice services primarily on a subscription basis, often in a bundle of two or more services. It offers Charter Spectrum brand in its all-digital markets. Digital video enables its customers to access advanced video services, such as high definition (HD) television, video on demand programming, an interactive program guide and digital video recorder (DVR) service.