Sennheiser HD280 Pro On-Ear Headphones

Sennheiser HD 280 Pro   The HD 280 Pro is Sennheiser's most significant closed, around-the-ear headphone to be introduced in years. Designed to exceed the demands of the professional environment, the HD 280 Pro boasts extremely robust construction combined with the sound quality, modular design and aggressive noise isolation the necessary in the field. The unique collapsible design, combined with swiveling ear cups, offers maximum flexibility in any application.   Closed, dynamic stereo headphones Accurate, linear sound reproduction for critical monitoring applications Optimum impedance ensures universal compatability Space saving design features collapsible, rotating earcups Up to 32 dB of ambient noise attenuation Neodymium magnets for high maximum SPL Single-sided, coiled cable with 3.5 mm mini jack with locking 1/4" adapter Very comfortable, even if used for long periods of time Rugged construction with user-replaceable parts Compatible (listen only) with latest generation of tablets   Detailed Specification of Sennheiser HD 280 Pro Connection cable Coiled cable (min1m/max 3m) Contact pressure 6 N Ear coupling Around-the-ear Frequency response (headphones) 8 - 25,000 Hz Jack plug 3.5 / 6.3 mm stereo Load rating 500 mW Nominal impedance 64 Ω Sound pressure level (SPL) 102 dB (IEC 268-7) Total harmonic distortion (THD) 0.10% Transducer principle Dynamic, closed Weight w/o cable 7.8 oz (220 g) Master carton quantity 10 units