HIFIMAN Edition XS Full-Size Over-Ear Open-Back Planar Magnetic Hi-Fi Headphones with Stealth Magnets Design, Adjustable Headband, Detachable Cable for Audiophiles, Home, Studio-Black HSTN polar and parametric functions and

polar and parametric functions and inequalities

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HIFIMAN Edition XS Full-Size Over-Ear Open-Back Planar Magnetic Hi-Fi Headphones with Stealth Magnets Design, Adjustable Headband, Detachable Cable for Audiophiles, Home, Studio-Black HSTN polar and parametric functions andA Major Upgrade of the Popular Edition X: The new Edition XS expands on its predecessors achievements with several essential upgrades. Featuring Stealth Magnet Technology and the companys NEO supernano Diaphragm, the Edition XS produces a wide, natural soundstage that puts the listener in the best seat in the house. Edition XS from HIFIMAN brings the depth and range of well recorded music to an affordably priced headphone. Acoustically Invisible