ACOUSTIC DEVICE AND NOISE CANCELING HEADPHONE

摘要

PROBLEM TO BE SOLVED: To provide an acoustic device and a noise canceling headphone that eliminate the need for adjusting an electric circuit or the like on every occasion when an input cord or the like is replaced. SOLUTION: The noise canceling headphone comprises a housing section 1 that is placed to cover a part determining an acoustic characteristic including a noise canceling section, a terminal section 7 for an electric circuit in the housing section 1 placed at the outside of the housing section 1, and a cap 4 that is placed to cover the terminal section 7.