Serene is a mobile phone produced as a joint venture between Samsung Electronics and a high-end Danish consumer electronics company founded in what year?
Bang &amp; Olufsen Bang & Olufsen (B&O) (stylized as BANG & OLUFSEN) is a high-end Danish consumer electronics company that designs and manufactures audio products, television sets, and telephones. It was founded in 1925 by 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. In 2004, the company opened a factory in the Czech Republic where it employed approximately 250 staff producing mainly audio products.
Jolla Jolla Oy (sometimes referred to as Jolla Ltd.) is a Finnish technology company; a vendor of mobile devices and the developer of Sailfish OS. Headquartered in Helsinki, Finland, Jolla has its own research and development offices in Helsinki, Tampere and Cyberport, Hong Kong. Jolla was founded in 2011 by former Nokia staff of the MeeGo project team to use the MeeGo opportunities and its ""endless possibilities"".