Ozlo Sleep Help Center - Sleepbuds 2 logo
Ozlo Sleep Help Center - Sleepbuds 2 logo

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Battery & Charging

Battery & Charging Specs

At-a-glance specs. ●   Playback: up to 14 hours on a single charge. ●   Smart Case: stores 2–3 additional charges. ●   Sleepbuds full charge: approximately 3 hours. ●   Smart Case full charge: about 2.5 hours. ●   Charging: USB-C only (wireless charg

What type of battery do Sleepbuds use?

We use medical-grade lithium-ion batteries in our Sleepbuds. These are high-quality reliable batteries of the same caliber used in FDA-cleared hearing aids.

What is the total battery life for Sleepbuds 2 and the Smart Case?

Sleepbuds 2 are designed to comfortably power through even the longest nights. The Sleepbuds provide up to 14 hours of playback on a single charge, depending on your listening experience and volume levels. The Smart Case also stores multiple addition

How long does the battery last on Sleepbuds 2 when you are streaming music?

When you are streaming your own music, podcasts, or meditation apps, the Sleepbuds 2 battery is exceptionally long-lasting and will give you up to 14 hours of continuous playback.

How long do Sleepbuds 2 take to charge?

Fully charging the Sleepbuds takes approximately 3 hours, while the Smart Case reaches a full charge in about 2.5 hours under normal conditions.

How long will Sleepbuds 2 last on standby?

The battery in Sleepbuds 2 should last until you are ready to use them, as long as they are stored at normal room temperature and kept out of direct sunlight.

Can I charge the case wirelessly, or is it USB-C only?

The Smart Case can only be charged using USB-C. While wireless charging is not supported, the USB-C connection ensures a fast and reliable charge so your buds are always ready for bed when you are.