Fuji Labs Sonique SQ306 Premium PURE Beryllium In-Ear Headphones with In-line Mic (Red) Driver Size: 10mm|Impedance: 16 Ohms Frequency Response: 10 Hz to 24kHz|Max. Input Power: 10 mW Sensitivity: 95 dB+/-3dB|Plug: 3.5mm Directivity: Omni-directional|Max Input Sound Level: 106dB S.P.L S.P.L Cord Length: 54 inches|Warranty: 1 Year Limited Warranty.