Powered by Sennheiser's proprietary transducer technology for truly excellent sound performance, the open back HD 559 is the ideal choice for listeners seeking an optimal blend of all-round performance and quality for home entertainment. It serves up a satisfying deep bass sound. With its full sized circumaural design, the HD 559 offers exceptional wearing comfort thanks to the large ear cups and soft replaceable ear pads.
Frequency Response - 14-26,000Hz
Sound Pressure Level (SPL) - 108dB SPL (1kHz/1Vrms)
Impedance - 50 Ohms
Total Harmonic Distortion (THD) - <0.2% (1kHz, 100dB SPL)
Cable Length - 3m Detachable Cable
Jack Plug - 6.3mm straight, gold-plated plug