Sennheiser HD 300 PRO - professional headphones, dynamic, closed

Length: 245 mm | Folding design: Yes | Wearing style: Head-band | Impedance: 64 Ω | Connectivity technology: Wired | Cable colour: Black | Storage relative humidity (H-H): 0 - 90% | Recommended usage: Studio | max SPL: 123 dB | Minimum operating temperature: -15 °C | Width: 187 mm | Headphone sensitivity: 108 dB +/- 3 dB | Cable length: 1.55 m | Weight: 297 g | Height: 84 mm | Product colour: Black | 3.5 mm connector: Yes | Ear coupling: Circumaural | Acoustic system: Closed | Package contents: User manual | Package contents: Adapter 6.35 mm x 1 | Headphone frequency: 6 - 25000 Hz | Product type: Headphones | Package contents: Headphones | Package contents: Audio Cable x1 | Transducer type: Dynamic | Noise reduction level: Up to 32 dB | Maximum temperature: 55°C | Harmonic distortion (THD): 0,1% | Warnings: Read the user manual before use. | Warnings: Do not disassemble or modify the product yourself.