In the design world of 1990, "one color" was a radical statement. While Sony was going grey and Aiwa was mixing silver with black plastic, the Jangbu Ilsaek allegedly did something different:
But in 1990, "portable" simply meant "has a handle and can be moved from the desk to the kitchen table without unplugging a car battery." jangbu ilsaek 1990 portable
"Portable" often indicates a file version optimized for smartphones or tablets, common in blog posts that share digitized versions of older VHS-era movies. Jangbu ilsaek (1990) - IMDb In the design world of 1990, "one color"
Modern "retro" handhelds often include classic libraries from that era. Igloo 90s Retro Collection: In the design world of 1990