Sennheiser HD 25 Plus professional wired closed-back headphones

Swivel ear pads: Yes | Detachable cable: Yes | Acoustic system: Closed | Voice coil type: Aluminium and copper | Weight: 140 g | Recommended usage: Studio | Connectivity technology: Wired | Harmonic distortion (THD): 0,3 % | Wearing style: Head-band | max SPL: 120 dB | Transducer type: Dynamic | Headphone frequency: 16 - 22000 Hz | Package contents: Ear cushions | Package contents: Adapter 6.35 mm x 1 | Warnings: Read the user manual before use. | Product type: Headphones | Impedance: 70 Ω | Cable colour: Black | Ear coupling: Circumaural | Package contents: Headphones | Package contents: Cover | Warnings: Do not disassemble or modify the product yourself. | 3.5 mm (1/8-inch) in: 1 | Product colour: Black | Cable length: 1.5 m