公开(公告)号：US10356506B2

公开(公告)日：2019-07-16

申请号：US15840745

申请日：2017-12-13

Applicant: LG ELECTRONICS INC.

Inventor： Kwancheol Kang ,  Siyoung Park ,  Junsoo Park ,  Wonjae Kang ,  Hyunsun Yoo

IPC: H04R1/02 ,  H04R1/10 ,  F21V33/00 ,  F21V5/00

Abstract: A portable sound equipment comprising a neckband wire configured to wrap a predetermined region of a user's neck, a main body coupled to both ends of the neckband wire and configured to form an electric control unit, a first button hole configured to form an open portion in the main body; a first button exposed outside via the first buttonhole, a side case configured to cover a first area of the main body which includes the first button hole, and a drainage groove provide in the first area along a circumference of the first button hole and forming a step with an outer surface of the main body is provided, so as to enhance the waterproof structure and realize the slim design and light weight.