Space Harrier (TurboGrafx-16)

One of the many TurboGrafx-16 ports of Sega games.

Sound Test#

Please elaborate. Having more detail is always a good thing. Specifically: What are the other options?

Get a high score (minimum 4,000,000 points), then enter MD as a name. This will add additional options to the mode menu, one of which is a sound test.