Sennheiser HD650

Headphones in absolute top class. HD 650 is recognized as one of the absolute best headphones for sound, whether it's about setting levels on a mix, listening to a mastering or just sitting back and new a good recording, then the HD 650 fits perfectly. The advanced speaker system in HD 650 ensures that the sound is reproduced in the best possible way, and with a depth and detail that is rarely experienced.
HD 650 is delivered in a nice storage box.
Specifications

• Systems with narrow tolerances (± 1 dB), hand-picked in pairs
• Highly optimized magnet systems for minimum harmonic and intermodulation distortion
• High-quality titanium / silver finish
• A specially developed damping element, made from fine acoustic metal mesh, ensures a precise damping over the entire diaphragm surface, highly constant in all climates.
• Specially modulated connecting cable (detachable) made from highly conductive OFC copper, Kevlar-reinforced, with very low handling noise, ie low structure-borne sound sensitivity
• Extremely lightweight aluminum voice coils ensure excellent transient response
• Gold plated ¼ ”jack plug with adapter lead to 3.5 mm jack plug
• Nominal impedance 300 Ù
• Contact pressure ca. 2,5 N
• Jack plug 6,3 / 3,5 mm stereo
• Transducer principle (Headphones) dynamic, open
• Ear coupling circumaural
• Cable length 3 m
• Frequency response (headphones) 10 - 39500 Hz
• Sound pressure level (SPL) 103 dB
• THD, total harmonic distortion 0,05%