Sony MDR-7506 - closed-back studio headphones, black

Warnings: Do not immerse in water or expose to extreme temperatures. | Warnings: Avoid prolonged use at high volume levels to prevent hearing damage. | Warnings: The product contains lithium batteries which may present a fire hazard. | Driver unit: 4 cm | Ear coupling: Circumaural | Cable length: 3 m | Product colour: Black | Weight: 230 g | Carrying case: Yes | Product type: Headphones | Magnet type: Neodymium | 6.35 mm connector: Yes | Maximum input power: 1000 mW | Impedance: 63 Ω | 3.5 mm connector: Yes | Foldable: Yes | Acoustic system: Closed | Wearing style: Head-band | Headphone sensitivity: 106 dB | Connectivity technology: Wired | Brand compatibility: Any brand | Connector contacts plating: Gold | Driver type: Dynamic | Microphone type: Not available | Recommended usage: Stage/Studio | Cable type: OFC | Headphone frequency: 10 - 20000 Hz