Bang & Olufsen is a Danish high-end consumer electronics company that designs and manufactures audio products, television sets, and telephones, originally from Denmark, founded in 1925 by Peter Bang and Svend Olufsen, who designed a radio to work with alternating current, a product of significance at a time when most radios were still running on batteries. Bang & Olufsen are also known for contributing to make speakers for Ford cars such as the Ford Puma. Wikipedia