Definition: You need to answer a given question containing a blank (_). Your answer must be one of the two objects mentioned in the question, for example "trophy" and "suitcase". Your answer must not contain a word that is not present in the question. Please don't use articles (e.g., the, a) before the answer.
Input: Winston loved audio, and preferred to use the headphones rather than the speakers to listen to music becasuse he thought that the _ sounded perfect.

headphones