TOZO O2 True Open Ear Wireless Earbuds with Multi-Angle Adjustment, Bluetooth 5.3 Headphones with Bass Sound, Crystal-Clear Calls, 42 Hrs Playtime, Long-Lasting Comfort for Work, Driving, Sport Black

Price: $59.99 - $49.99
(as of May 18, 2026 07:00:23 UTC – Details)
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Product description

Open-ear Design, Enjoy Music Without Blocking Your Ears

Enjoy music without plugging up your ears, striking a perfect balance between safety and convenience.

Biaxial Rotation Design Ensures A Perfect Fit

The biaxial rotation design allows you to adjust the angle of the earbuds flexibly to suit your needs.

42-Hour Battery Life

Up to 12 hours of playback on one charge, totaling 42 hours of battery life with the charging case.

TOZO APP with 5 Preset EQs

TOZO O2 is compatible with TOZO app, you can choose from 5 preset EQs settings tailored to different music genres, preferences, and scenarios, creating a personalized audio experience.

Powerful Bass

The powerful bass enhances the energy and intensity of your music, inspiring you to push through your fitness routine with added motivation and enjoyment.

Elevate Your Audio Experience with Open Buds

Designed with adaptability at its core, O2 effortlessly cater to your daily demands. Whether you’re on your daily commute or hitting the gym, it seamlessly elevate your audio experience.

Seamless Communication

Stay connected and enjoy seamless communication without the need to remove your earphones or pause your audio playback.

Safe Drive

Enjoy your music without compromising your ability to hear important traffic sounds or sirens, promoting a safer driving experience.

DSP Call Noise Cancellation

With DSP call noise reduction, O2 accurately capture and separate ambient noise from your voice during calls. Even in noisy streets, you can enjoy high-quality, uninterrupted communication.

Enhanced Privacy

The directional sound technology ensures that your audio remains private and prevents disturbing those around you, making it ideal for use in public.

14.2mm Dynamic Driver

Featuring a 14.2mm large dynamic driver unit, O2 delivers pure and high-quality sound with a wider audio performance and powerful bass, enhancing your music experience.

Hassle-free One-click Reset

With just a simple press of a button, you can reset the earphones to their original settings, making it effortless to troubleshoot any issues and ensure optimal performance.

Immersive Stereo Sound Effects

​Experience the immersive power of stereo sound with O2. The carefully crafted audio technology delivers rich, dynamic soundscapes, bringing your music to life.

Bluetooth 5.3 Technology

Equipped with Bluetooth 5.3 technology, O2 provide stable wireless connectivity and reliable audio transmission.

Dual-device Connection

The TOZO O2 also support dual-device connection, allowing you to connect two Bluetooth devices simultaneously, seamlessly switch between audio sources, and effortlessly enjoy music, movies, or calls from different devices.

[Rich and Delicate Sound] Equipped with a 14.2mm large-size dynamic driver, and combined with TOZO ORIGX acoustic technology, delivering deep and elastic bass, clear and transparent mid-to-high frequencies, enhanced sound layering, it effectively optimizes the sound quality shortcomings of the open-back structure.
[Dual-Axis Design & Multi-angle Adjustment] The TOZO O2 features a unique dual-axis design enabling both horizontal and vertical adjustment, secure fit that adapts to 99% ear shapes and sizes. Wear them at work, meetings, or school, they feel so natural and lightweight that you’ll forget they’re on, ensuring a pressure-free fit for all-day listening sessions.
[Comfort & Safety for Driving] These headphones are designed for comfortable wear and safe during driving, freeing your hands from holding a phone while allowing independent use of each earbuds, use either left or right for calls, music.
[DSP Call Noise Cancellation] Equipped with professional DSP call noise cancellation technology, it effectively filters out up to 90% of background noise during calls, whether you’re in a busy subway, crowded office, or noisy gym, delivering crystal-clear call quality even in chaotic environments.
[Dual Connectivity] The TOZO O2 feature powerful dual connectivity, allowing you to connect two phones simultaneously for seamless switching, It also supports using only one earphone.
[42 Hrs Playtime] The slim charging case is convenient to carry with you, and the headphones have a total battery life of up to 42 hours, ensuring uninterrupted listening for extended periods.
[IPX6 Waterproof] Thanks to an ultra-light nano coating, these true wireless earbuds are IPX6 Waterproof and dust-proof, perfect for running, cycling, and hiking, the ear buds perform excellently even when sweaty or in light rain.