As part of its development, in March 1970, Sony, Matsushita Electric Industrial Co. (Panasonic), Victor Co. of Japan (JVC), and five non-Japanese companies reached agreement on unified standards.
Som en del av sin utveckling, i mars 1970, kom Sony, Matsushita Electric Industrial Co. (Panasonic), Victor Co. of Japan (JVC) och fem icke-japanska företag överens om enhetliga standarder.