Sony MDR7509HD Professional Headphone

Product Description
The MDR-7509HD is a high-quality stereo headphone for critical and demanding professional applications, including studio and broadcast monitoring. 360kJ/m3 high power neodymium magnets. 80kHz reproduction using 50mm HD driver units. 360kJ/m3 high power neodymium magnets. 80kHz reproduction using 50mm HD driver units High power handling capacity- 300mW. Headphone features gold connectors, an oxygen--free cord. Supplied soft pouch.
Driver unit - Dome type, 50mm diameter
Frequency response - 5-80kHz
Driver size - 50mm
Neodymium Magnet
Maximum input - 3000mW (IEC)