Sennheiser HD 490 PRO Plus - professional reference open-back studio headphones

Maximum temperature: 50°C | max SPL: 128 dB | Package contents: User manual | Package contents: Headband cushion x 1 | Driver diameter: 38 mm | Package contents: Audio cable x 2 | Package contents: Adapter 6.35 mm x 1 | Included software: DearVR MIX-SE | Package contents: Headphones | Folding design: Yes | Package contents: Case | Package contents: Head pillows x 2 | Impedance: 130 Ω | Minimum operating temperature: 0 °C | Connectivity technology: Wired | Cable colour: Black | Cable length: 1.8 m | Recommended usage: Studio | Weight: 260 g | Product colour: Black | Warnings: Do not disassemble or modify the product yourself. | Product type: Headphones | Transducer type: Dynamic | Warnings: Read the user manual before use. | Harmonic distortion (THD): 0,2% | Acoustic system: Open | Ear coupling: Circumaural | 3.5 mm connector: Yes | Headphone frequency: 5 - 36000 Hz | Wearing style: Head-band