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Piezoelectric Bone Conduction Earphone

As our living standard is improving, the products which generate infrasonic electronic waves are increased. Because mobile phone and headphone generate electronic waves, we are continuously enveloping in electromagnetic fields. World Health Organization (WHO) is urging governments to take appropriate precautions including development of legal systems.

P-40(Stereo) OEM Available Gentle and safe design which generates no infrasonic electronic waves which have adverse effects on human health.
For replacement from existing earphone.
P-50(Stereo) OEM Available Superiority in frequency characteristic in low sound region.
Light weight and compact design compared to P-40.