HD50 headphone is designed for best monitoring performance whatever your application. Comfortable and stylish design will donate the user a unique experience in monitor apps but also in free time listening music. Expect a top class music playback in perfect isolation. Ultraperformance in sound with punchy basses and clear trebles this headphone will surprise you. Extremely high power handling capability of 2000mW Featuring punchy bass range, well-balanced mids and clear highs Unique construction provides perfect fit Featherweight solution for long-term wearing comfort 90°swiveling earcup Folding earcup design for ease of carrying Supplied with both soft skin ear pads and velvet ear pads black velvet travel carrying bag. Type: Wired, closed design Transducer Principle : Dynamic Driver Diameter : Ø50mm Impedance : 45 ohm Sensitivity : 104dB Frequency Response : 20Hz-20kHz Power Handling Capability : 2000mW Cable : Ø4mm x 1.2m Spring Cable (full stretch length approx. 4m) Connector Plug : Stereo Ø3.5mm Adaptor plug : 3.5 mm to 6.3 mm gold plated.