Fostex AMS-TH-610 Premium 1 Tesla Stereo Headphones Type: Sealed dynamic type Driver: 50mm Neodymium Magnet / bio Dinah diaphragm / cable: 3m Y type pure copper (detachable connector terminal: 2 pin, rhodium plating specification) / body side detachable part: 2-pin (Terminal: gold-plated base rhodium plating specification) / plug : diameter 6.3mm gold-plated stereo standard plug Reproduction frequency band: 5~45,000Hz / Sensitivity: 98dB / mW / impedance: 25 / maximum input: 1,800mW Body mass: about 375g (not including code) Accessories: Leather-like pouch