Sony entered the television business in 1960 and its first commercial product was a compact television that targeted personal use.??Subsequently, in addition to television, the company completed a prototype video tape recorder that could record images in 1958. The prototype was a massive machine that occupied an entire room. By 1965, transistor technology had enabled size reduction the point where a video tape recorder could be carried around. The world's first consumer-use video tape recorder was thereby commercialized.