Acoustic device

Abstract

An acoustic device according to the present disclosure includes the following: a substrate including a circuit for generating a drive signal; an acoustic output element that generates sound waves in response to the drive signal; an acoustic film that is connected to the acoustic output element and diffuses the sound waves, and a housing for housing the substrate, the acoustic device, and the acoustic film therein. The substrate is provided so as to divide a space in the housing into an upper cavity and a lower cavity, the upper cavity and the lower cavity communicate with each other through an opening portion, and the opening portion includes a substrate opening portion that penetrates the substrate.

Dependencies are inferred from the claim text.