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Soundboard

noun

Noun

1
A wide, flat board placed within, or forming part of the body of, a musical instrument in order to improve vibrations and increase volume.
"To many a row of pipes the soundboard breathes."
2
(music) resonator consisting of a thin board whose vibrations reinforce the sound of the instrument wordnet
3
A mixing console used to combine and blend different audio sources to a single output.
4
A sounding board. figuratively
"Then, as now, they spent their days walking around the city they love, frequenting favorite restaurants or cooking meals at home, and serving as each other’s creative soundboard."
5
A control panel offering playback of various sound effects. Internet
"Check out these celebrity soundboards and play prank phone calls on your friends, family, and co workers..."

From sound + board.

Unscramble this word: soundboard