IN-EAR EARPHONE Russian patent published in 2023 - IPC H04R1/10 

FIELD: acoustics; headphones.

SUBSTANCE: in-ear earphone, comprising a housing, including an outer part and a part installed by the user inside the external auditory canal during operation of the earpiece up to its second turn, electroacoustic transducers are located in the housing and a part of the housing installed inside the auditory canal is made with the possibility of repeating the internal shape of the auditory canal when its installed in the auditory canal of a specific user, the electro-acoustic transducers installed in this part of the housing are placed with the possibility of shifting relative to the housing when it is bent, and the wires leading to them are flexible, in addition, the part of the housing installed inside the external auditory canal, in its front part is equipped with a flexible sealing nozzle, while the electro-acoustic transducers are equipped with acoustic channels, the outputs of which are located in the front part of the housing, installed inside the ear canal, while the acoustic channels are made flexible.

EFFECT: improved sound quality.

5 cl, 10 dwg