Aspect Ratio: UnknownBrand: HiFiManColor: Black PurpleFeatures: Delivers a balanced 93dB of soundOrtho dynamic (aka planar magnetic) driversExtremely comfortable oversized designProducts purchased from unauthorized dealers (including those on the Amazon third-party marketplace) will not be covered under the manufacturer's warrantyLegal Disclaimer: Shipping continental USA onlyPublisher: HiFiMAn ElectronicsDetails: The HIFIMAN HE-400i is a high quality full-size planar magnetic headphone designed for critical listening in the home or studio.Ã At little more than twelve ounces HE-400i is 30% lighter than comparable planar magnetic headphones allowing the listener to comfortably enjoy music for hours on end. In addition a newly-designed headband and beveled hybrid ear pads provide added comfort as well as improved sound quality. Using single-ended drivers HE-400i delivers a lifelike soundstage and spatial imaging. Its increased efficiency of 93dB allows it to be driven with a modest size amplifier or can even be used with a portable audio player or smartphone. A premium cable is included comprised of Crystalline metal with Oxygen-free copper and silver. Ã HE-400i features ABS polymer ear cups in a gloss charcoal finish.UPC: 635309441522EAN: 8851959110157