Sony MDR-7506 Professional Stereo Monitor Headphones – Black

* Frequency Response – 10-20kHz * Impedance – 63 Ohms * Sensitivity – 106 dB/W/m * Cord Length – 9.8 ft * Headphone Type – Dynamic, closed * Magnet Type – Neodymium * Driver Size – 40.0 mm * Power Handling – 1,000mW * Plug Type – Gold, Stereo Unimatch plug 1/4″ and 1/8″