Surround Co-Donguri SHIZUKU In-Ear Headphones

Using Tornado Equalizer Developed by Ex-SONY Engineer

Ocharaku's patented acoustic technology, Tornado Equalizer Circuit, is applied.

Resonance, which is the most significant factor of sound deterioration of canal type headphones, at around 6 kHz generated by occluded ear canal is suppressed.
More details available on Surround's official page (English).
*Tornado Equalizer Circuit is Ocharaku's patented acoustic technology

2WAY Mounting

Normal wearing, ear mounted, both OK for 2WAY mounted model. Ear reduce the touch noise in the mounting. Also recommended during exercise.

Product Close-up

Surround Co-Donguri SHIZUKU In-Ear Headphones