[2021 Upgraded] True Wireless Earbuds, TANGMAI W0 Bluetooth 5.0 Headphones with Microphones, 30H Playtime, Deep Bass…

TANGMAI W0A Wireless earbuds with Bluetooth 5.0, HD MEMS Microphones, 30 Hours Playtime, IPX7 Waterproof, and the Wonderful Deep Bass with Vocal-Sac Technology.

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[Free Listening, Freely Listening] – TANGMAI W0 wireless earbuds built-in a Bluetooth 5.0 chipsets, brings you true freely listening anywhere and anytime. We offer a 90-Day Unconditional Money-Back Guarantee which means you can get a free listening experience for 90 days.
[Immersive Stereo Bass] – Based on the research of frog vocal vesicle, we developed the Vocal-Sac acoustic technology and built a resonant cavity in TANGMAI W0, when the vibrations of the diaphragm drivers emit a sound, which resonates on the elastic membrane of the vocal sac. The resonance causes the soundstage to be amplified more than 48%, gives you more music detail and stereo.
[Secure Fit and IPX7 Waterproof] – To help you be your best in any workouts, we test it on 1,000+ human ears and 300+ different exercises to design the best ergonomic in-ear angle. We also added the most advanced Nano Coating to the surface of the Bluetooth headphones, make sure that could not be damaged by rain or sweat.
[One-Step Automatically Pairing] – Super easy pairing program, you just need one step to make a connection between your devices and the wireless headphones, and once first pairing success, it will be auto paired to the devices when it’s removed from the charging case.
[Enjoy 5+25 hours Playtime] – Each earbud can provide 5 hours of listening time and you can enjoy 30 hours playtime with the charging case. The USB-C quick charging enables you to get up to 1.5 hours playtime with just 10 minutes charging.