A supporter for use in an electroacoustic transducer device including a housing and an electroacoustic transducer mounted to the housing using the supporter, the supporter including: a truncated conical shaped body including: a first portion configured to be held in contact with the electroacoustic transducer at a first position; and a second portion configured to be held in contact with the housing at a second position, wherein the second position is disposed spaced from the first position along an axial direction of an axis of the truncated conical shaped body.