TIL about the Vectrex, a video game console released in November 1982 in North America that came with its own 9 inch monochrome CRT monitor, detachable wired controller, had vector-based graphics, and games for it came with translucent colorful overlays for the screen. The initial price was $199.

https://en.wikipedia.org/wiki/Vectrex

https://www.reddit.com/r/todayilearned/comments/15oo9zv/til_about_the_vectrex_a_video_game_console/