Sign up for
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
If breaks down even a portion which is the earphone,
the user will discard it or buy new one.
But, if it is possible to replace a broken part with new one,
it is possible to prevent the resources that are discarded,
and users can use the earphone longer.
Gyeongbuk, Korea, South Korea
Gumi-si, South Korea
Gyeongsan, South Korea
Chungcheongbuk-do, South Korea