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Imagine a world where the hum of an air conditioner or a distant TV doesn’t follow you around all day. QuietOn 2 earbuds aim to make that happen. These little devices aren’t about streaming your favorite tunes or podcasts; they’re built to dial down the noise around you, plain and simple. Whether it’s for a quieter night or a more focused day, they pack some clever tech into a tiny package. Here’s a rundown of what they’re all about, from how they’re made to what they can do.

What Are the QuietOn 2 Earbuds?

At their core, the QuietOn 2 earbuds are about cutting noise, not adding sound. Unlike your typical wireless earbuds that stream podcasts or playlists, these focus solely on giving you silence. They’re small, light, and designed to fit snugly in your ears, tackling everything from low rumbles to everyday background chatter. Think of them as a high-tech twist on classic earplugs, but with a bit more going on under the hood.

The Basics of Their Purpose

QuietOn 2 earbuds exist to block out noise. That’s it. No Bluetooth, no audio streaming—just a straightforward mission to dampen the sounds around you. They’re meant for moments when you need calm, whether you’re trying to focus at a noisy desk or escape the hum of a busy street. The idea is simple: stick them in, let them do their thing, and enjoy the quiet. They’ve since been discontinued, but newer versions have taken their place in the QuietOn lineup. Also, there are some more alternatives available, such as Ozlo Sleepbuds®.

Ozlo Sleepbuds®

An amazingly restful and peaceful sleep every night, free from distractions and noise, is the greatest gift you can give!

What are Ozlo Sleepbuds?

Ozlo is a science-driven, one-stop-shop for the best sleep of your life. Unlike other headphones and earbuds, our tiny Sleepbuds® are engineered to be super comfy, even for side sleepers, while blocking out sleep-disrupting sounds.
Sleepbuds® play audio for up to ten hours, letting you enjoy our noise-masking tracks or stream anything you like, including audiobooks, podcasts, white noise, and YouTube.

The Ozlo Difference

At Ozlo, we're dedicated to helping you achieve the best sleep possible through innovative audio solutions. Our company, founded by three former Bose engineers, focuses on creating products that not only help you fall asleep, but stay asleep throughout the night.

Ozlo Sleepbuds® simply don’t feel like other earbuds. Sleepbuds stay in place even when you toss and turn. The tiny earbuds, with their comfortable silicone tips and anchor-in-place wings, are designed for all-night comfort, no matter your sleeping position. Sleep on your back, side, or whatever works for you, and Ozlo Sleepbuds® will remain in place throughout the night.

Key Highlights

• Founded by three former Bose engineers with extensive experience in audio tech
• Sleepbuds® actively mask unwanted sounds like snoring, traffic, and environmental noises with calming, science-backed audio.
• Ultra-soft silicone tips designed to support every sleeping position, ensuring a secure and comfortable fit.
• Up to 10 hours of continuous use with extra charges from the Smart Case.
• Built-in biometric and environmental sensors offering personalized sleep reports
• Personal alarm gently wakes you without disturbing your partner

Learn More

How They Differ from the Crowd

Most earbuds these days are all about connectivity, pairing with your phone, pumping out sound. The QuietOn 2 take a different path. They skip the music and wireless features entirely, zeroing in on noise reduction instead. It’s a niche approach, but one that makes them stand out if silence is what you’re after.

Tech Behind the QuietOn 2

So, how do these earbuds actually hush the world? It’s a combo of two tricks: active noise cancellation (ANC) and passive noise reduction. Together, they tackle different kinds of sounds in a way that’s pretty clever for something so tiny.

Breaking Down the Technology

Active Noise Cancellation (ANC) Explained

The QuietOn 2 use ANC to handle low-frequency noises, like the rumble of an air conditioner or distant traffic. Here’s how it works: a tiny microphone inside each earbud picks up outside sounds, and then a speaker creates an opposite sound wave to cancel them out. It’s not magic, just physics, and it’s especially good at softening those deep, droning noises that regular earplugs struggle with.

Passive Noise Reduction

On top of ANC, there’s passive noise reduction, which comes from the earbuds’ physical design. The soft foam tips seal off your ear canal, blocking higher-pitched sounds, like voices or a TV in the next room. It’s the same idea as traditional earplugs, but paired with ANC, it covers more ground across the sound spectrum.

Hear-Through Mode

Here’s a twist: they’ve got a hear-through mode too. With a press of a button, the earbuds let outside sounds pass through while still filtering out anything too loud. It’s handy if you need to hear someone talking without pulling them out, though switching modes can feel a bit fiddly at first.

What’s Inside the Build

Materials and Weight

Each earbud weighs just 2.6 grams, barely noticeable once they’re in. The charging case adds 31 grams, and the whole package, including extras, hits 100 grams. They’re made from a mix of plastics (polyamide and polycarbonate), thermoplastic elastomer, polyurethane rubber, and stainless steel. Nothing fancy, just solid, skin-friendly stuff that keeps them light and durable.

Battery Details

Power comes from a Liyuan LIR943 lithium-ion battery with a 28 mAh capacity. That’s enough for 20 hours of use on a single charge, which is pretty decent for something this small. Charging happens via a micro-USB cable plugged into the case, no wireless charging here, just a basic setup that takes about an hour to juice up.

Size and Packaging

The complete set, earbuds, case, cable, and tips, comes in a box measuring 12 x 12 x 6 cm. It’s compact enough to toss in a bag or drawer without much thought. The earbuds themselves are tiny, designed to sit flush in your ears without sticking out awkwardly.

What’s in the Box?

When you crack open the QuietOn 2 package, here’s what you’ll find:

1. Left and Right Earbuds: Marked “L” and “R” so you don’t mix them up.

2. Charging Case: A sturdy little home for the earbuds that doubles as their charger.

3. Micro-USB Cable: Short and simple for powering up the case.

4. 30 Pairs of Foam Tips: Ten each of small, medium, and large sizes to help you find the right fit.

5. User Guide: A quick booklet in multiple languages with setup tips and warnings.

It’s a no-frills kit, but it covers the essentials. The extra tips are a nice touch since fit is everything with these.

How Do They Work in Real Life?

Using the QuietOn 2 is straightforward, but there’s a bit of a knack to getting them right. Here’s what it’s like to put them through their paces.

Getting Started

Putting Them In

First, pick the right earbud, “L” for left, “R” for right. Hold it so the foam tip points down, give the foam a few squeezes to soften it, then slide it into your ear canal. Twist it backward as you push it in to lock it in place. It takes a little practice to get them deep enough, but once they’re set, you’ll know. About 20 seconds after pulling them from the case, the ANC kicks in, you’ll hear the shift if they’re fitted properly.

Swapping Tips

Finding the right foam tip size is key. The package comes with small, medium, and large options, and you might need to try a few to get a snug seal. To swap them, twist the old tip off gently, then screw the new one on while pressing it toward the earbud. If they don’t seal well, the noise-blocking takes a hit, so it’s worth the effort to experiment.

Day-to-Day Use

During the Day

Popping these in during the day can cut through background noise, like a humming fridge or distant music, without needing to mess with an app or phone. The hear-through mode is useful if you’re working somewhere busy and still want to catch a conversation. Switching modes takes a press of a small button on each earbud, which can be tricky to find by feel alone. They’re light enough that you might forget they’re there after a while.

At Night

For nighttime, it’s a mixed bag. They do soften low-frequency stuff, like an air conditioner’s drone or faint traffic, but sharper sounds, like a siren or loud snoring, can still sneak through. If you sleep on your back, they’re comfy enough to leave in all night. Side sleepers, though, might feel the plastic shell pressing against their ear, especially without a pillow that gives a little space.

How Well Do They Block Noise?

What They Handle Best

The QuietOn 2 shine with low, steady noises. Think air conditioning units, far-off traffic, or a TV murmuring through a wall. The ANC targets those deep tones, while the foam tips handle some of the higher stuff. It’s not total silence, don’t expect that, but it dials things down noticeably when the fit is right.

Where They Fall Short

Higher-pitched or sudden sounds, like a truck beeping or a loud voice, aren’t their strong suit. The ANC doesn’t tackle those as well, and the passive blocking can only do so much. If you’re dealing with really intense noise right next to you, these won’t erase it completely. It’s just the reality of what they’re built for.

The Practical Side of Things

Beyond the tech, there are some nuts-and-bolts details worth knowing about the QuietOn 2.

Charging and Battery Life

How It Works

The earbuds charge inside their case, which you plug into a USB outlet with the included micro-USB cable. It’s a simple system, pop them in, connect the case, and wait about an hour for a full charge. There’s no indicator to show when they’re done, so you’ll need to keep track yourself. Once charged, they’ll run for 20 hours straight, which is plenty for a day or night of use.

Keeping Them Ready

One catch: there’s no clear way to tell if they’re on or off when you take them out of the case. They start working automatically, but if the battery’s dead, you won’t know until they fail to kick in. Charging the case regularly helps avoid surprises. The setup feels tidy, though, keeping them in the case means they’re less likely to get lost or dirty.

Comfort and Fit

Wearing Them Long-Term

At 2.6 grams each, they’re light as a feather, and the foam tips soften the feel in your ear. For back sleepers or daytime users, they’re easy to wear for hours. Side sleepers might notice the hard plastic shell more, especially if it presses against a pillow. It takes a few tries to get used to them, but that’s normal with anything you stick in your ears.

Finding the Right Fit

Fit is make-or-break here. The 30 pairs of tips (small, medium, large, ten of each) give you options, but you’ll need to test them out. A good seal means better noise reduction; a loose fit lets more sound slip through. It’s a bit of trial and error, but once you nail it, they stay put pretty well.

Behind the Scenes: Specs and Standards

For the detail-oriented, here’s a rundown of the nitty-gritty stuff that keeps the QuietOn 2 ticking.

Technical Rundown

Certifications and Patents

These earbuds meet CE standards and comply with safety regs like UL/CSA/IEC/EN 62368, plus hearing protection standards (EN 352-2: 2020, EN 352-5: 2020, EN 352-7: 2020). They’ve also got patents in Finland (FI126466), the US (10171904), China (2016800663223), and the EU (3205115) for their ANC design and how they fit in your ear. It’s all legit, built to last, and backed by some serious engineering.

Where They Come From

Made in the EU, with delivery terms listed as EXW Sieradz, Poland, they’re a European product through and through. QuietOn’s headquarters sit at Hakamaantie 18, 90440 Kempele, Finland, if you’re curious about their roots. 

What’s Included in the Package

Full Contents List

• Earbuds: One for each ear, labeled clearly.

• Charging Case: Keeps them powered and safe.

• Micro-USB Cable: Short but does the job.

• Foam Tips: 30 pairs total (10 small, 10 medium, 10 large).

• User Guide: Multi-language instructions to get you started.

It’s a lean setup, but it’s got everything you need to get going.

Conclusion

The QuietOn 2 earbuds were all about keeping things quiet in a world that’s rarely still. They brought together active noise cancellation and a snug fit to take on low hums and background chatter, offering a simple way to carve out some calm. Sure, they couldn’t block every sound, and side sleepers might’ve found them a tad awkward, but they had their fans for a reason. Now discontinued, they’ve handed the baton to newer models and alternatives like the Ozlo Sleepbuds®, leaving behind a legacy of no-fuss noise-blocking that still feels pretty unique.

For anyone who got to try them, the QuietOn 2 were a solid little experiment in cutting the noise without adding more. They weren’t perfect, but they didn’t need to be, they just had to hush the right stuff at the right time. It’s a reminder that sometimes the simplest ideas can stick with you, even if they’re no longer on the shelf.

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