The Game Boy Color is the follow up to Nintendos successful Game Boy, Pocket Game Boy, and Game Boy Light (Japan). The Game Boy Color was released in November 19, 1998. The new version included a smaller case and a color screen, but retained the 160x144 pixels screen size. The console had a palette of 32,768 colors and could display 56 colors simultaneously. It could also add four color shading to the original Game Boy games. The Z80 processor workalike made by Sharp, it is the same one used by the original Game Boy, but had a clock speed of 8 MHz, twice as fast as the original GB. The GBC also had four times as much memory and an infrared communications port.
for an interesting sound comparison of different Game Boy models, check this out Game Boy Sound Comparison