DIRECTV provides digital television entertainment primarily in the United States and Latin America. The company engages in acquiring, promoting, selling, and distributing digital entertainment programming primarily via satellite to residential and commercial subscribers. It offers direct-to-home (DTH) digital television services, as well as multi-channel video programming distribution services under the DIRECTV and SKY brands. The company provides various channels of digital-quality video entertainment and CD-quality audio programming directly to subscribers' homes or businesses, including approximately 170 national high-definition television channels and 4 3D channels; and video-on-demand service, which provides movie and television programs to broadband-connected subscribers. It also provides premium professional and collegiate sports programming, such as the NFL SUNDAY TICKET package that allows subscribers to view the NFL games. In addition, the company owns and operates three regional sports television networks based in Seattle, Washington; Denver, Colorado; and Pittsburgh, Pennsylvania under the ROOT SPORTS brand name. As of March 31, 2012, it served approximately 20.0 million subscribers in the United States; approximately 4.3 million subscribers primarily in Argentina, Chile, Colombia, Ecuador, Venezuela, and the Caribbean; approximately 4.2 million subscribers in Brazil; and 4.3 million subscribers in Mexico. The company was founded in 1990 and is based in El Segundo, California.