Sound upgrade from mono

This crossword clue is for the definition: Sound upgrade from mono.
it’s A 23 letters crossword puzzle definition.
Next time, when searching for online help with your puzzle, try using the search term “Sound upgrade from mono crossword” or “Sound upgrade from mono crossword clue”. The possible answerss for Sound upgrade from mono are listed below.

Did you find what you needed?
We hope you did!.

Possible Answers: STEREO.

Last seen on: NY Times Crossword 27 Dec 22, Tuesday