Open Ear Headphones, Bluetooth 5.4 Wireless Earbuds with Smart Digital Display, Powerful Sound,Clear Calls, IPX4 Waterproof, Ultra-Comfort, 30H Playtime for Running Workout Sports, Black

[Born for Comfort & Secure Fit]: Unlike in-ear buds,the S25 open ear headphones feature an ergonomic ear hook design that rests gently over your ears without blocking the ear canal. The lightweight build ensures a pain-free experience for all-day wear, while the flexible hooks keep the wireless earbuds securely in place during intense workouts, running, or hiking.
[Open-Ear Safety & Awareness] Stay connected to the world with air conduction technology. Whether you are cycling on busy streets or jogging in the park, the S25 allows you to hear ambient sounds like traffic and pedestrians while enjoying your music. This makes them the safest sport headphones for outdoor activities compared to noise-canceling devices.
[14.2mm Drivers for Powerful Audio] Don't compromise on sound. Equipped with massive 14.2mm dynamic drivers, the S25 delivers rich details and thumping bass rarely seen in open ear earbuds. The directional audio transmission technology minimizes sound leakage, focusing the music directly into your ears for a private, immersive concert experience.
[Bluetooth 5.4 & Crystal Clear Calls]: Powered by the advanced Bluetooth 5.4 chipset, enjoy instant pairing, lower latency, and a rock-solid connection within 33ft. Built-in dual microphones with noise reduction algorithms filter out background noise, ensuring your voice is heard clearly during calls, making them ideal for driving and online meetings.

7 Hours Single Play

Enjoy up to 7 hours of continuous music on a single charge. The compact case provides additional power for all-day listening.

Bluetooth 5.4

Greatly improve the transmission speed and providing you with a low-latency listening experience.

Secure Ear-Hook Design

Designed for movement. The flexible hooks ensure the earbuds stay in place during workouts, running, or daily commuting.

The Wisdom of Being "Stupid"
Stupid" means stubborn to us. In a world of fast profits, we are "stupid" enough to obsess over every detail. We don't cut corners. We just make great sound.
Stay True. Sound Real.
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Open Ear Earbuds
Wireless Earbuds
The Earbuds with a Mirror
High-fidelity sound hidden in a beauty essential. Perfect for your daily commute and quick touch-ups.
Why is the brand called STUPIDYIN?
Because we are stupidly obsessed with audio quality. No shortcuts, just honest sound.
Is it compatible with iPhone & Android?
Yes! Our Bluetooth 5.3/5.4 chips pair instantly with any device.
Can I use each earbud independently?
Yes, you can use either the left or right earbud alone for calls or music while the other one charges in the case. Just take one out to connect.