Sony Group Corporation
Earphone device
Last updated:
Abstract:
An earphone device includes a housing having a driver unit, and a sound guide tube mounted on a front surface of the housing to protrude from the front surface, in which the sound guide tube is disposed at a position deviated from a center position of the housing.
Status:
Grant
Type:
Utility
Filling date:
18 Dec 2017
Issue date:
28 Jun 2022