SFR operates as a mobile telecommunications operator in France. The company offers mobile telephony services on post paid basis, and prepaid basis through phone cards; mobile multimedia services, such as music, television, video, and games; and data transmission services for residential, professional, and corporate customers. It also operates in the fixed-line telecommunication sector, including voice, data transmission, and broadband Internet access. The company was founded in 1987 and is based in Paris, France. SFR operates as a subsidiary of Vivendi.