This Device Plays an Alarm You Can Only Hear

Al Landes Avatar
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Image: Ozlo

Key Takeaways

It’s 5:40 in the morning and your alarm is about to go off. You already know the sequence: grab the phone before the second buzz, silence it, and then hold still for a second to see if the movement woke anyone up. Some mornings it works… but unless your partner sleeps like the dead, you end up having to spend the rest of the walk to the shower running through an apology you’ll say later.

Multiply that by every early shift, every flight, every day you get up before the person next to you, and it adds up to a lot of sleep that was never actually yours to take.

The Fix Was Never a Quieter Alarm

The obvious answer seems like finding a gentler alarm sound, but that’s solving the wrong half of the problem. The actual fix is making sure the sound never leaves your own ears in the first place.

Ozlo Sleepbuds 2 include a private, in-ear alarm built to wake exactly one person. You feel it, your partner doesn’t. No tiptoeing to the phone, no apology in the morning, no interrupted night on their end because your schedule doesn’t match theirs.

That alarm is one piece of a larger design built specifically for sleep, not general listening. Sleepbuds 2 are the smallest earbuds Ozlo has made for this purpose, with a low-profile silicone shape built for all-night comfort, even for side sleepers who’ve never found a pair that survives a full night on a pillow.

Built for the Whole Night, Not Just the Alarm

Since Sleepbuds 2 are made only for sleep, they use noise masking instead of active noise cancellation, which creates a stable, natural sound environment rather than a sealed, artificial one. If you’ve found the weird bubble that regular noise-canceling earbuds put you in when you’re trying to sleep, you’re in luck, because Sleepbuds don’t do that.

You can stream a podcast, an audiobook, or music as you drift off, and Ozlo automatically shifts to one of 74 built-in sleep sounds once you’re actually asleep. Battery life runs up to 14 hours, so a full night and a nap the next day are both covered without a recharge in between.

Sleep insights track factors like noise, light, and temperature over time, so the private alarm becomes one part of a bigger picture of what’s actually helping or hurting your rest.

What You Get At Launch

Sleepbuds 2 are priced at $279. Launch buyers also get a free Ultra-Soft 3D Blackout Ozlo Sleep Mask and a free Ozlo Travel Case, a combined $58 value, at no extra cost.

Get Sleepbuds 2 here and let your partner sleep through the one alarm that used to be their problem too.

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