We have manufactured kinds of microphone and earphone elements for almost

30 years with know-how. (H-189/G, M-138G, M-139, H-250, TA-235 etc.)

We supply units with high quality and reasonable prices to several trustworthy

companies in Korea. Indeed, we export them to U.S.A.

Please feel free to call us if you have any questions. (+82-032-651-1052)