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🔊 Elevate your sound, ditch the radiation—because your brain deserves better.
DefenderShield EMF Radiation-Free Earbuds deliver premium wired audio with zero wireless signals, using air tube technology for crystal-clear sound. Featuring a 3.5mm jack, six ear tip options, and a copper-infused braided cable, these earbuds ensure a secure, comfortable fit and durable performance—perfect for health-conscious professionals who demand superior sound without EMF exposure.











| ASIN | B01N4LJOE2 |
| Additional Features | Microphone Included, USB connectivity, Universal, Volume Control, sports-and-exercise, wireless |
| Age Range Description | Adult |
| Antenna Location | Calling, Listening to music |
| Audio Driver Type | Dynamic Driver |
| Best Sellers Rank | #9,615 in Electronics ( See Top 100 in Electronics ) #701 in Earbud & In-Ear Headphones |
| Bluetooth Version | 5 |
| Brand | DefenderShield |
| Brand Name | DefenderShield |
| Built-In Media | 2 Clips to fasten earbuds wire to clothing, Accessory Pack with 6 different ear bud fits, Drawstring Pouch, Protective Case, User Manual |
| Cable Features | Volume Control |
| Cable Length | 42.5 inches |
| Carrying Case Color | Grey |
| Carrying Case Material | Plastic |
| Color | Grey |
| Compatible Devices | Devices with a 3.5mm audio jack |
| Connectivity Technology | Wired |
| Control Method | Touch |
| Control Type | Volume Control |
| Controller Type | Button |
| Customer Package Type | FFP |
| Customer Reviews | 3.7 out of 5 stars 707 Reviews |
| Ear Placement | In Ear |
| Earpiece Shape | Bud |
| Enclosure Material | Plastic |
| External Testing Certification | Não aplicável |
| Form Factor | In Ear |
| Frequency Range | 20 Hz - 100 Hz |
| Frequency Response | 20 hertz |
| Global Trade Identification Number | 00755899853298 |
| Headphone Folding Features | In Ear |
| Headphone Jack | 3.5 mm Jack |
| Headphones Ear Placement | In Ear |
| Impedance | 16 ohm |
| Item Weight | 2.9 ounces |
| Manufacturer | DefenderShield |
| Model Name | Headphone Earbuds |
| Model Number | LYSB01N4LJOE2-ELECTRNCS |
| Noise Control | None |
| Number of Items | 1 |
| Number of Power Levels | 1 |
| Sensitivity | 16 ohm |
| Specific Uses For Product | Sports and Exercise |
| Style Name | 3.5mm |
| Subject Character | no character |
| UPC | 755899853298 |
| Unit Count | 1 Count |
| Warranty Description | 1 Year |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | Wired |
M**T
Excellent sound quality and volume
I got this product because I needed another set of earbuds for my iPhone. I got a wired set, but was surprised that I needed to enable Bluetooth to use it, so I went looking for a set that wouldn't emit EM radiation close to my head. I chose this because I liked the size of the little speakers that that are mounted between the air tube and the electrical cord. Having tried it, I'm surprised at both the quality of the sound and the available volume. You obviously don't want it too loud because it could damage your hearing, but from my perspective, the volume capacity is there. Even though they're marketed as a way to avoid EM radiation, they seem to work BETTER than the standard wired earbuds that I've tried. They work WAY better than the wired model that required Bluetooth. There is a caveat. As you know, Apple in their infinite wisdom decided to do away with the standard headphone port, so now they only offer the lightning port. These earbuds REQUIRE a standard headphone jack, so I also ordered a lightning adapter from UGREEN. These two devices work perfectly. When I first plugged it in, I got a message on my phone saying "Hey, what did you just plug in? Is it a pair of headphones?" I don't know what that was about, but I clicked yes, and the thing works great. Sound quality is great, sound volume is great, phone operation works great. Awesome. Oh, and there's that thing about not having EM radiation close to your head. It came in a very nice case and a few sets of "sport" earbud adapters, and three pairs of adapters in different sizes - it that silicone-like padded part that helps the earbud fit snug in your ear. I couldn't figure out how to use those, but maybe you can. It worked perfectly right out of the box.
F**R
Darned if they don't work GREAT!
I was really surprised by the sound quality of these air tubes. I decided that brain cancer sounded like no fun, so I dumped my Apple AirPods and bought these instead. As a farmer, there are certain activities during which I couldn't hear my podcasts, even with the noise cancelation activated; I always had to pause it. The DefenderShield earbuds aren't really easy to pause with my numb, calloused fingers, so I just let them play the first time for all of the activities of the day. For the most part I could hear every word! They do tend to fall out on occasion when I'm leaning over or chewing. But if I steam up the bud with my breath, they pop right back in and stay there. I LOVE how they don't require a battery to work. I can listen all day long without needing to recharge them - not true of my AirPods. Those were only good for a couple of hours and then I had to come inside and let them charge. Boo. So far the wires/cables seem strong and sturdy. I'm hoping these last quite some time, because otherwise I'm really happy with them!
J**P
High Promise & Higher Need | Poor Design & Worse Execution
Weirdly painful. All options provide a poor fit, which leads to it being very easily prone to being broken - poor design. This has happened twice now (once during sleep) within a couple months. And there's no coming back from it (low value for money as a function of time). I'm now looking into buying it a 3rd time for the sole reason that their only competition as of yet is even less hardy (though I can buy two of them for the price of one of these). Overall I'm quite unhappy with the lack of options/alternatives, and I don't see how this company will self-motivate to improve its products without competitive pressure. The sound quality (while it's working) is nothing to write home about. Anyone reading this probably knows already, but just in case: headphones that reduce or eliminate electromagnetic radiation (EMR) exposure are really important for long term health. Radiation takes many forms, like wifi (multiple generations), cellular (multiple generations like 5g, 4g, 3g, etc.), and Bluetooth (low range but high power, also multiple generations) being among the readily measurable radio frequency (RF) forms that we are all exposed to in multiple overlapping forms every single day. Radiation is bio-accumulative, so very much like air pollution or water pollution, electro pollution is also something that we can never completely avoid but every effort we take to reduce exposure IS worth taking. This is even more true when there are children or babies in our households, with nervous systems that are not yet developed and are therefore forced to try to develop WITH these new, unstable, partially overlapping fields of electrical and magnetic energy. In my case, this is even more relevant and I'm more sensitive than most, having been exposed to very high levels of dirty electricity (also easily measurable with a Greenwave meter, this form of exposure is essentially identical to electrical fire risk as it comes from poorly maintained wiring and unhelpful equipment like cheap led lighting or dimmer switches). Not only am I a holistic therapist trained to identify environmental triggers for sensitivities, but also in my personal case, after identifying the issue to my landlord with very clear measurements, he actively mislead me re his intention to fix the issue! The result has been exposure to 3 years of levels of dirty electricity ranging from 400-1500mv every day from every outlet (< 50mv as considered low, and > 250mv is considered "extreme"), and even visible arcing electricity coming from certain outlets, and that's *after* he supposedly grounded the 8 ungrounded outlets in my apartment. If you are in San Francisco and you are or were a tenant of John Beattie, or you want to know if your landlord is also a part of this problem, you're welcome to contact me or the local Rentboard or the Tenants Union and I will try to help or direct you a service that can help. Slumlords contribute to this problem growing instead of lowering, despite the well known harms. I suggest searching online for the online EMF Hazards Summit for the latest research summarized in helpful form for everyday people by internationally renown speakers. I will update this review as the situation changes. Stay safe everyone!
T**W
May last a year at best (after 3 tries)
When I first bought these, I was impressed by the sound quality. I gingerly kept them at bedside for use at bedtime, never in a purse or for travel. First time, one speaker died within a year, and it was dutifully replaced by DefenderShield. Then, once again, one of the new speakers died, but about a month after it's 1 year mark. I spoke with their (then gracious) customer service, and was impressed that they readily waived that month. The Rep said the replacement would also come with its own full year warrantee. But after only 7 months, the new EMF protecting cord-covering started separating itself from the cord, making an exposed loop that got larger every day. Then an entire ear-speaker popped off in my ear from the tube, with no way to solidly secure it back, followed by yet a third speaker fail. Not sure how long the control bar had been unresponsive as I hadn't even used it yet, but it was useless. It was laughable how flimsily this was put together. This was with careful, moderate use for a couple hours at bedtime! I called customer service about this, sent photos, and this time was told (rather rudely) that since the last Rep had waved a month, they had been wrong to include a warrantee on that replacement. I tried pointing out the poor business of recanting, especially when clearly there's an issue with their speakers (see other reviews) and with quality control, and all I wanted was what I'd presumably paid for originally... a headset that didn't die around the 1 year mark. But he didn't budge. Rather, he told me to look for when they had a sale. LOL. That'd be like spending $87 annually for a headset subscription. Careful with this purchase friends, unless you're ok with that. The sound quality is good (would've been a 5 star review) when both speakers work. So when the speakers have sound, the protective wire covering isn't spontaneously unraveling, the ear-phones are attached to the tubes, and it's not dangling from one of your ears, and the control bar does something, they're great. There's literally nothing left to fall apart.
K**E
Almost a 5 star....
Purchased DefenderShield Air Tube Stereo Earbuds Feb 2024 and really enjoy the quality of the materials and sound, also comes with a great case. The only downside that I quickly found is the earbuds are not comfortable and can pop out quite easily. There are several sizes to choose from and two different types of earbud covers to try. Hopefully, you'll have better luck with the fit and comfort of the earbud covers. Also, I didn't see the warranty on the Amazon product description noted anywhere, but, I found in the case, a 1 year warranty notice for the product.
J**Y
Not long lasting
I was happy with the sound quality. The ear pieces do not like to stay in my ears and the right one has stopped working after three months use. They are not durable. I’ve been told these are the best air tube earbuds out there. I do not feel the value is there given how expensive they are.
A**R
Review updated 2/25/25
Updated review 2.25.2025 I am changing my review thanks to the company's customer service. Defender Shield quickly attended to my complaint and promptly addressed it. My faulty earbuds (that gained them just one star originally as per my review below) were replaced. I really do love how they work, so I am happy to be able to use them again.. Thanks for the exceptional customer service. ------- older review----- I purchased this earbuds late February 2024 and about a month ago they started not working properly. if I am moving while plugged in it often shorts out. While on the phone, it cuts me off, or It causes Spotify to start automatically while I'm having a Whatsapp or FT conversation. I tried another headset and I don't have the same problem. These earbuds stopped working 10 months after my purchase, I cannot justify this for the price I paid. I had another earbud set (from another company) that lasted over 3 years and cost about the same. I will go back to those.
E**.
Work excellent for phone calls, good audio quality
My main concern was that the inline mic wouldn't work well or wouldn't sound good because I use these for all my cell phone use. They work wonderfully. I use them all day for business calls and they actually seem to pick up less vehicle noise than the my iphone's built in mic. No distortion, no muffled quality. Also the earbud's sound quality really is fantastic. I have been using panasonic headphones for years and haven't really wanted to go back since these. Also, the build quality seems great. They really do seem worth the money. The cord seems a bit thin, but I have been using them all day for weeks while I am working with the cord getting yanked and pinched in my pocket and I have seen no damage yet and the tips that go in your ear are very heavy duty. These are well made. Also, please recognize that the comments about the magnets in the earbuds are for the old version. These are the new ones that don't have that feature.
J**T
Wonderful sounds
Great product and works well. Great sound!
F**R
Ne fonctionne pas
Ne fonctionne pas Le vendeur ne veux pas reprendre
K**T
Awesome clear sound
Sharp clear sound. No magnets in the updated versin I received. So nice to listen to music without being electrocuted with toxic radiations. I highly recommend these earphones!
L**W
Unreliable product, poor sound quality, easily damaged
Damaged after less than 1 year, and I only used it occasionally. Also, I always stored it in the casing provided. There was totally no sound on the left tube, and overall sound quality is muffled and unclear. Unreliable product.
R**B
super Sound
tolles Headset mit super Soundqualität und verschiedenen Ohrpads. Super Verpackung. Die Preis ist etwas hoch, aber das nimmt man dann gern in Kauf.
Trustpilot
3 weeks ago
1 month ago