Two sounds. That's the entire soundtrack. "Hello" and "Click." Sony's tiny memory card peripheral that could play mini-games had exactly two audio cues to its name, a startup chime and a button press. The PocketStation shipped nearly five million units in Japan before getting quietly discontinued, and this is its complete musical legacy.
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There's something almost poetic about that, a whole device reduced to a greeting and a confirmation. The startup tone has that clean, late-90s Sony warmth to it. If you collect system sounds the way some people collect stamps, these two seconds of audio are surprisingly satisfying little artifacts from Sony's weirdest hardware experiment.