It would be cool if, in addition to the background music, the jukebox was extended to allow the playing and searching of soundbites that can be played once with a click or set to play continuously in a loop (with multiple simultaneous soundbites possibly like with background music).
GM: You hear the sounds of fighting beyond the grove [GM plays a brief soundbite representing the sounds the players hear].
GM: Suddenly a loud roar cries out just beyond the trees [GM plays a brief soundbite representing the roar] and the head of a great dragon rises out of the treeline.
GM: As you step further into the cultists temple, you hear a low rhythmic chanting [GM plays continues soundbite of the chanting in the background while the partly explores the cultist's temple]
GM: You hear a low moaning in the deep shadows just beyond you [GM plays a soundbite representing the moaning.]