From Audiovisual Identity Database
GB Boy is a series of Chinese handheld videogame consoles made by Kong Feng (some times written as Gong Feng) since the early 2000s. The consoles are clones of the Game Boy series of consoles by Nintendo. The console contains a built in list of pirated games, playable without a cartridge, some having incorrect titles, but the console can also play genuine Nintendo cartridges.
Logo: On a white background, the blue text "GB BOY" slides onto the screen.
Variant: On the original GB Boy, the startup is monochrome.
Music/Sounds: Same as the Game Boy startup sound.
Availability: Seen on any GB Boy and GB Boy Colour.