The Sennheiser HD 515 is a pair of moderately priced, stereo Hi-Fi headphones. They feature a circumaural, open air design, greatly extended low end frequency reproduction, and E.A.R. technology, which channels the audio to the ear with greater directivity. Refurbished to new condition with waranty. Key Features � Open Air dynamic hi-fi headphones with E.A.R. design � E.A.R. (Eargonomic Acoustic Refinement) design channels the audio signal directly into the ear � Advanced Duofol diaphragm technology virtually eliminates standing waves inside the capsule � Lightweight aluminium voice coils, optimized neodymium ferrous magnet systems for high efficiency, extended dynamic range and frequency response � Soft, padded replaceable earpads for comfortable extennded wear; all parts easily replaceable for extended product "life" |