Sennheiser HD 650 wired headphones

Headphone frequency: 10 - 41000 Hz | Warnings: Do not disassemble or modify the product yourself. | Product type: Headphones | 6.35 mm connector: Yes | Microphone type: Not available | Magnet type: Neodymium | Quantity: 1 | Transducer type: Dynamic, open | Harmonic distortion (THD): 0,05% | Weight: 400 g | Product colour: Titanium | Headphone sensitivity: 102 dB | Maxium load: 500 mW for EN 60-268-7 | Impedance: 300 Ω | USB connectivity: No | Wearing style: Around-the-ear | Bluetooth: No | Recommended usage: Audiophile | Adapter Jack 3,5 mm - Jack 6,3 mm: Yes | Cable length: 3 m | Connectivity technology: Wired