Eventually, they added 15 pins connector to the console and made it possible for a user to connect and disconnect a controller as pleased.

There were no ports due to the cost saving. The original unit had controllers which were permanently connected to the console. Back at a day, this was considered as a fast processor. It is powered by the 8-bit processor which operates at 1.79MHz. This is the main reason why developer, Masayuki Uemura created a console as we know it today. The president back then was Hiroshi Yamauchi. However, the president of the company rejected this option due to the fact it would increase the price and make the console uninteresting for regular users. The chief developed was Masayuki Uemura and he wanted to create a 16-bit console with a keyboard that used floppy disks. In 1987 it became available in other markets, except Brazil where it was launched in 1993. On the same year, the console became available in some parts of Europe and Australia. However, full availability in the United States began in 1986. First, test units appeared in the United States in 1985 in Los Angeles and New York. It was released on the 15th of July 1983 in Japan. NES was significantly modified version which is popular even today as a retro console. NES is an acronym for Nintendo Entertainment System and it is based on Family Computer of Famicom which was used in Japan in the 80s.

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