On April 21, 1989, the first Game Boy was released in Japan. The rather large gray device revolutionized the game world, partly thanks to the name of Nintendo.
Within two weeks, the entire stock of 300,000 units was sold in Japan. The Game Boy was a huge success.
Handheld Game Console
8-bit Sharp LR35902 @ 4.19 MHz
8 kB internal S-RAM (can be extended up to 32 kB)
256 kb, 512 kb, 1 Mb, 2 Mb, 4 Mb and 8 Mb cartridges