CSR Plc operates as a holding company. It is a designer and developer of silicon and software for the consumer electronics market. CSR provides simple solutions to the complex problems for motorists, photographers, music lovers, mobile phone users and other gadget-loving consumers. It develops semiconductors and software for a host of world-leading technology platforms and standards, including Bluetooth, GPS and other location technologies, FM radio, Wi-Fi, Near Field Communication and numerous others. The company serves following sectors: Voice and music, Indoors Location, Automotive infotainment, Bluetooth Smart, and Imaging. It has two business groups: Core and Legacy products. The Core business group consists of Auto, Consumer (which includes the nascent markets of Bluetooth Smart and Indoors Location), and Voice and Music segments. The Legacy business group consists of the digital television system-on-a-chip. The Automotive segment includes automotive infotainment and portable navigation devices. The Voice and Music segment include all audio products. The Consumer segment includes gaming, home entertainment, PCs, tablets, document imaging, health & fitness, and cameras. The Legacy includes all business lines, which are ceased further investment, including sales to customers of handset connectivity and handset location products, DTV SoCs, Set Top Box SoCs and Digital Tuners. Its connectivity centre is designed to enhance user experience with mainstream mobile devices by intelligent integration of multiple wireless connectivity and location-awareness technologies. CSR was founded by James D. Y. Collier, Philip O'Donovan, Glenn Collinson, Jonathan Kimmitt, Carl Orsborn, Ian Sabberton, Justin Penfold, Robert Young and Graham Pink in April 1999 and is headquartered in Cambridge, the United Kingdom.