AKG K52 - studio headphones, over-the-ear, closed

Master (outer) case width: 578 mm | Maximum input power: 200 mW | Weight: 200 g | Connectivity technology: Wired | Package weight: 0.522 kg | Driver unit: 4 cm | Quantity: 1 | Wearing style: Head-band | Master (outer) case length: 473 mm | Microphone type: Not available | Audio adapters included: 6.3 mm | Master (outer) case height: 270 mm | Recommended usage: Music/studio | Headphone sensitivity: 110 dB | Headphone frequency: 18 - 20000 Hz | Package width: 220 mm | Package height: 235 mm | Detachable cable: No | Material: Leatherette | Package weight: 522 g | Package depth: 110 mm | Ear coupling: Circumaural | Product colour: Black | Master (outer) case gross weight: 6.33 kg | Warnings: Do not immerse in water or expose to extreme temperatures. | Product type: Headphones | Cable length: 2.5 m | Warnings: The product contains lithium batteries which may present a fire hazard. | 3.5 mm connector: Yes | Impedance: 32 Ω | Material: Metal | Warnings: Avoid prolonged use at high volume levels to prevent hearing damage.