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HIFIMAN HE400SE Stealth Magnets Version Over-Ear Open-Back Full-Size Planar Magnetic Wired Headphones for Audiophiles/Studio, Great-Sounding, Stereo, High Sensitivity, Comfortable, Sliver

  • Based on 974 reviews
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Availability: Only 2 left in stock, order soon!
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Arrives Saturday, May 9
Order within 11 hours and 44 minutes
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Features

  • What is a planar headphone? What are its benefits over other designs? Planar headphones feature conductive layers that cover nearly the entire diaphragm, resulting in significantly lower distortion than conventional dynamic headphones.
  • Acoustically Invisible Stealth Magnet Unlike the sound waves created by a conventional magnet, the special shape of Stealth Magnets enables the waves to pass through the magnets without generating interference. HIFIMANs advanced magnet design is acoustically transparent, dramatically reducing wave diffraction turbulence that degrades the integrity of the sound waves. The reduced distortion yields pure sonic output that is accurate and full-range.
  • The HE400SEs high sensitivity makes it the perfect match for low-voltage sources, including portable hi-res. audio players.
  • Maximum Comfort for Hours of Listening Pleasure Thanks to its newly designed adjustable lightweight headband, the HE400se remains cool and comfortable for hours, even in excessively warm weather.

Brand: HIFIMAN


Color: Silver,Black


Ear Placement: Over Ear


Impedance: 32 Ohms


Noise Control: None


Brand Name: HIFIMAN


Model Number: He400SE


Model Name: HE400SE


Built-In Media: Cable, Ear Cushions


Age Range Description: Adult


Customer Package Type: Standard Packaging


Number of Items: 1


Series Number: 400


Manufacturer: HIFIMAN Electronics


Warranty Description: 1 year manufacturer


Headphone Jack: 3.5 mm Jack


Connectivity Technology: Wired


Wireless Technology: Stealth Magnets


Color: Silver,Black


Theme: sport


Subject Character: no subject character


Style Name: Open-Back


Impedance: 32 Ohms


Noise Control: None


Frequency Response: 20000 Hz


Sensitivity: 91 dB


Frequency Range: 20Hz-20kHz


Audio Driver Type: Planar Magnetic Driver


Additional Features: Lightweight


Enclosure Material: Plastic


Specific Uses For Product: Music, Casual Travel, Daily Commuting


Antenna Location: Recording


Compatible Devices: Portable Audio Players, Laptops, Desktops, Gaming Consoles, and Audio Amplifiers


Cable Features: Detachable


Water Resistance Level: Not Water Resistant


Is Electric: No


Headphones Ear Placement: Over Ear


Earpiece Shape: Over Ear


Control Type: Media Control


Control Method: Remote


Controller Type: Touch


Item Weight: 390 Grams


Unit Count: 1.0 Count


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Saturday, May 9

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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Top Amazon Reviews


  • Fantastically full-sounding & consistent, preferred over more expensive models
I’m picky when it comes to my music’s sound, and have tested a ridiculous number of open-back/over-ear headphones in the last year, including Philips Fidelio X2HR, Sennheiser 599, 600, 650, 660s2, and 6XX, AKG k702 & k712, as well as HiFiMan Sundara (2020 version), Edition XS, and Ananda Nano. All but one pair went back, but it made for some really good perspective re comparing cans. I have spent the last 9 months happy as a clam with my AKG k702 + Schiit Stack (Modi Multibit, Loki Mini+, Vali 2++/3), but recently fell back into the research rabbit hole (oops) and decided to give the HiFiMan he400se a try, and boy am I glad I did. These deliver full and warm sound very consistently via an orb-like soundstage, i.e. music feels like it’s coming from all directions around your head, like being at the center of a large globe. The Edition XS & Ananda Nano are applauded for a large soundstage, but I found it to be too vertical in both, like having a “wall of sound” on each side of your head, and the headphones themselves were comically large for my small head. The he400se are super comfortable by comparison; they do not clamp too hard but aren’t too loose either, the ear pads are amazing, and the body is hefty without being too heavy (as someone who gets headaches really easily, this is a big win). They only ever sit on my head or their stand, so I can’t really speak to their durability as I’m not tossing them into a backpack or anything like that (be gentle with your beloved audio gear!!), but their brushed metal grilles, padded PU leather headband, and stepped per-ear adjustment feel very high-quality. I know people have had issues with HiFiMan products in terms of defects, but this pair was perfect right out of the box. There were no issues with the stock cable either, but it was too short for me (at around 3ft), so I am replacing it with a custom 6ft Hart Audio cable (Amazon’s replacement options are great as well; there shouldn’t be any difference in sound quality). Compared to the AKG k702, in my opinion, the HiFiMan he400se are better for passive music enjoyment due to their warmer tuning & ability to bring out the best in all genres*, while the k702 would be preferable for mixing/mastering, certain games, and other analytical listening, as they have a very wide & accurate soundstage (like being in a large, flat/horizontal disc-like space with musicians scattered across it). *Note re “bringing out the best in all genres”: open-backs aren’t known for boomy bass, and I am not a bass-head. But I can confidently say that the planar magnetic drivers in the he400se brings more bass presence than any of the open-back headphones with dynamic drivers I’ve tried, and the mid-bass-boosted tuning compensates for the imminent lack of “thump.” I do recommend having some way to fine-tune the EQ. With the Loki Mini+, I’ve increased the low bass as well as the treble — because of the warmer tuning, the highs (e.g. lead instruments & vocals) can sound a little recessed stock. These can easily be driven without a super-expensive amp, but having an amp/DAC *will* make them sound better than plugging them directly into your PC or phone (either of which can be sources of lossless music with the right equipment & >40gbps USB-C cable to the source). Not only are these great value, they’re great in general. I prefer them over several much more expensive counterparts. Nobody else can speak for your ears but you, though, so you’ll only know if you give them a try :) ... show more
Reviewed in the United States on October 18, 2024 by Juj

  • Another Hifiman winner and audiophile bargain
I already own the Hifiman HE400Is I got on here five years ago, so why did I buy these? I tried to buy the IFI hIP dAC V2 AMP, only to find that it lacks a 3.5" basic input, all USB, which is not what I needed for my simple but solid Fiio X1 player/Fosi Audio amp rig. I am not using my smartphone for most music listening. I use the iPhone14 in the car and it's great for that. I realized I was looking a gift horse in the mouth: I have the player and amp I love, so don't mess with it! Headphones can always be improved, however. At least, until you hit the diminishing returns wall, but I'm not in the market for $10,000 speakers or headphones, in any case. Instead, this came up at $100 on here and I realized I was staring a true deal right in the face. I love the He400Is but they aren't terribly portable. Well, these are slightly more portable, but still a big, bulky headphone, let's face it. But, the tradeoff is sheer luxury, sound quality, and to me, the build quality is fantastic and solid. Maybe Focals are better, i dunno, but my budget is not for $8000 phones, sorry. I know some have had issues with Hifiman's quality control, I haven't. I tend to baby my gear, anyway. I'm not about to lug these around outside all day long, etc. I was willing to bet on Hifiman again, and I'm so glad I did. These beauties showed up Sat. night and I unboxed them gingerly, tested them on the Fiio player with .wav files, hours of Miles Davis Quartet the Second box set, (Columbia CD edition) Wish You Were Here (latest remaster), and some Morton Feldman For Bunita Marcus by Aki Takahashi (newest Mode edition CD). All sounded sublime, but particularly the Miles Davis. This is half the reason to invest in Hifimans or planars or electrostatics, treating yourself to quality music, well recorded, etc. I'm a heavy metal fan too, but I wouldn't buy these whatsoever for speed or death metal. Get something with more slam and heavy bass if anything. Beats, whatever. Even if you're not a jazz or classical fan, and I'm mainly a rock/pop guy, or dance, these are a darned good reason to expand your horizons and get a good headphone amp, portable or not, a good high res player (not your phone!), and load it with HQ sources and you're in for a real treat. Put on John Coltrane's Heavyweight Champion box set and have a good ol' time. Steely Dan! Hells yes. As with the HE400Is, these open backs shine with the detail, wide soundstage, solid but not super deep bass (just "true" but with bass boost/EQ on it extends more), and shimmering, natural sounding treble. The mids are decent, if not super extended. But the mids are anything but "screechy" or sibilant, either. Comfort level of the pads, suspension, and headbar are off the charts, at least for me. My head is smaller so I don't even extend the bands. You can sit there with these or the 400Is for hours and never get fatigued, either your ears, or your head. They bleed sound in room....who cares!? Don't worry about it unless you're in a public space with tons of people near you. I think the treble in the 400Is might be a bit clearer, or sharper, but I'm not sure since I haven't used those in a while. This is extraordinary in the headphone world, where in my experience, cheap earbuds and headphones are often totally lacking in comfort. Pioneer, I'm talking to you! These actually seem very efficient for planars, my Fosi Audio amp powers them very easily, and I only have to crank them up a bit more than say, my Sennheiser Urbanites XL to achieve the same level. I wouldn't try this without an amp, however, and let's face it, planars will only truly shine utilizing a good amp, so get one! Though via your phone with a good amp would be fine, too. Don't bother with Bluetooth either, you'll only cheapen the experience, and degrade the signal. As for Bass-heads: these are NOT for bass heads. There is some good bass here, but it's not like nightclub Beats over the top super sub bass. What you get instead is some of the tightest, truest general deep bass you're going to ever hear. It's all about accuracy, in the bass, but, never clinical, either. The 400Ses are accurate, detailed, but warm, maybe a tiny tad "dark" sounding. For $100 these are a total steal, I believe. You can spend $1500 for Audezes, I'm sure they're worth every penny (they are, I've heard them), but if you're starting out with mid-Fi, or audiophile stuff, you can buy these and be confident that your $100 was spent very wisely indeed. Just don't take them to the beach, for goodness' sake! Even better running these from a really good desktop headphone amp or receiver, but portable amps will do fine! At 32 ohms and "high sensitivity," these shine with an amp but you won't push the amp beyond belief. They also look phenomenal with a beautiful black and silver metal suspension and those velour pads. OMG! Get them now before they are discont'ed and sell for $1000. A bit of burn-in time will likely' be a good idea, too. ... show more
Reviewed in the United States on March 5, 2023 by Scott D. Briggs

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