(Surround) Canal type earphone Co-Donguri- Shizuku (Dawn Blue) Elements: 10 mm dynamic type / acoustic system: Tornado equalizer system, closed-type Frequency response: 5Hz ~ 40 kHz (high-resolution correspondence) / maximum input: 200 mW / impedance: 18  / output sound pressure level: 106 dBSPL / mW Weight: about 16 g Plug: 3.5 mm L Katakin plated stereo mini plug / cord length: 1.2 m (Y type) Accessories: silicone ear tips SpinFit S / M / L size (M size is attached to the body), Japanese manual