Ultrasone Edition 15, Headphones, Circumaural, Dynamic, Open, GTC driver technology, S-Logic EX and ULE technology, MU-metal shielding, 40 mm Transducer titanium coated with NdFeB magnet, Impedance: 40 ohms, Frequency range: 5 - 48,000 Hz, Sound pressure: 94 dB, Earcups made of American cherry wood, Cover made of stainless steel, Headband cushioning made of merino leather, Magnetically fixed micro velours earpads, Removable premium cable, 4-core with LEMO connectors and 3.5 mm jack plug with 3 m and 1.2 m length, 6.3 mm Adapter and genuine leather case, Weight without cable: 320 g, Handmade in Germany, 5-Year manufacturer's warranty