Alpine Electronics, Inc. is traditionally known as an aftermarket car audio and navigation systems manufacturer, famed for their high quality, premium in-car audio units commonly known as headunits. It is a subsidiary of Japanese electronics manufacturer Alps Electric Co., Ltd. Established in 1967 as Alps-Motorola — a joint venture between Alps Electric and U.S.-based Motorola — it became Alpine Electronics, Inc. in 1978 when Alps bought out Motorola's share of the company. Alpine offers a wide range of items, including in-car multimedia, amplifiers, speakers, subwoofers and signal processing equipment. In 2008, Alpine introduced a full line of marine sound system products.