The new generation headphone results in additional weight saving and improved sensitivity.
From the manufacturer
Hifiman HE-400i
Newest Iteration with 3.5mm connectors and steel reinforced yoke
Hifiman logo
Hifiman today is widely regarded as one of the leading designers and manufacturers of high performance headphones and portable audio devices. Renowned for its critically-acclaimed Planar-Magnetic headphones that feature state-of-the-art driver technology.
Impedance: 35 Ohm
Sensitivity: 93dB
Weight: 370g
Frequency Response: 20Hz-35KHz
Cable: 1.5m removable 3.5mm connectors
Accessories: Display Box, 1/4" Adapter
Type: Open-Back
Hifiman HE400i Planar Magnetic Open-Back Headphones
The HIFIMAN HE-400i is a high quality, full-size planar magnetic headphone designed for critical listening in the home or studio. At little more than twelve ounces, HE-400i is 30% lighter 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 and improved sound quality. Its increased efficiency of 93dB allows it to be driven with a modest size amplifier or portable audio player or smartphone.
Easy-to-Drive Full-Size Planar Magnetic Headphones created for critical listening at home, in the studio, or on the go.
Improvements in the new generation result in 30% weight reduction and increased sensitivity.
Planar Magnetic offer extremely low distortion and high signal input as well as excellent transient response.
Cable and Connections: Dual 3.5mm connections with 1.5m removable cable
2018 Product updates: Steel reinforced Headphone Yoke for additional rigidity and support.
The new generation headphone results in additional weight saving and improved sensitivity.
Hifiman HE400i HE-400i planar magnetic headphones over-ear on-ear full-size studio portable audio
Hifiman HE400i HE-400i planar magnetic headphones over-ear on-ear full-size studio portable audio
Hifiman HE400i HE-400i planar magnetic headphones over-ear on-ear full-size studio portable audio
Planar Magnetic Headphones
Created by the innovator of the planar magnetic technology, the Hifiman HE-400i is a high quality, full-size planar magnetic headphone created for critical listening at home or in the studio.
The new generation headphone results in additional weight saving and improved sensitivity.
Striking Contemporary Design
ABS Polymer ear cups in a gloss charcoal finish give the HE400i a striking and contemporary look.
Improved pressure pattern is designed to provide class leading comfort.
Specially designed beveled ear pads are made of leatherette and velour, which provide both increased comfort and improved sound quality.
High Quality Sound
Planar Magnetic Headphone technology delivers superior sound quality over their traditional rivals.
Massive diaphragm allows high signal input and flexible bass and treble.
Very fast response time due to the light weight diaphragm design.
Evenly distributed magnetic force for low distortion and reproduction of live sound.
Using single-ended drivers, the HE400i delivers a lively sound stage and spatial imaging.
Hifiman HE400i HE-400i planar magnetic headphones over-ear on-ear full-size studio portable audio
Hifiman HE--400i
Hifiman HE-400i planar magnetic headphones
Lively - Agile
Using single-ended drivers, the HE400i delivers a lively sound stage and spatial imaging.
Increased efficiency of 93dB allows the HE400i to be driven with a modest size amplifier, portable audio player, smartphone, tablet, or computer.
Headphone Specifications:
Impedance: 35 Ohms
Sensitivity: 93 dB
Weight: 370g
Frequency Response: 20Hz - 35KHz
Cable Length: 1.5m
Plug: 3.5mm
Cable type: Removable 3.5mm
Driver Type: Planar Magnetic
Headphone Type: Open-Back
HE-400i Product Updates (2018)
The Hifiman HE-400i has been revised in its most recent iteration with the following changes:
2017-2018: Switched from screw on 2.5mm connectors to 3.5mm plug-in connectors.
2018-2019: Reinforced yoke: Steel reinforcement molded inside the yoke results in additional rigidity while maintaining the same great look.
A premium cable is included comprised of Crystalline metal with Oxygen-free copper and silver.
Hifiman HE400i HE-400i planar magnetic headphones over-ear on-ear full-size studio portable audio
Hifiman HE-400i
Hifiman HE400i HE-400i planar magnetic headphones over-ear on-ear full-size studio portable audio
Crystalline Metal 3.5mm Cable
A premium cable is included comprised of Crystalline metal with Oxygen-free copper and silver.
Cable Length: 1.5m (4.9' Feet)
Cable Connection: 3.5mm
Included Accessory: 1/4" to 3.5mm Adapter
Newly-designed Headband
Updated and newly-designed headband features improved pressure pattern. Perfect for those long listening sessions.
Made of Leatherette and perforated for enhanced comfort.
Velour / Leatherette Earcups
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.
