HEAR WHAT OTHERS CAN'T: Patented tapered cavity focuses sound directionally, ensuring every note reaches your ear with clarity. Combined with LISO 2.0 bass boost, NEOQOQO open ear earbuds deliver a powerful, immersive audio LARGER SPEAKERS, BOLDER SOUND: With 16.2mm dynamic drivers, our open ear headphones provide deeper bass, richer mids, and greater soundstage than standard 14.2mm units. While built-in 3 EQ modes (no app needed) to suit your preference KEEP YOUR EARS COOL & STAY AWARE: Open ear design eliminates the in-ear seal, promoting airflow and relieving stress on your ears. That means more comfort and awareness. Ideal for extended listening, hot days, or daily walks. LIGHT AS AIR, SECURE AS EVER: Just 3oz, these running headphones stay firmly in place even when wearing glasses, thanks to their ergonomic curve and soft materials. Run, stretch, or relax, our open earbuds hug comfortably without shifting NO MORE TOUCH-ERROR: Where touch controls falter, NEOQOQO air conduction headphones' physical buttons excel—offering rapid, deliberate input with zero lag. Need voice assistance? Three rapid clicks make it happen POWER THAT LASTS, CHARGES THAT AMAZE: 12-hour headphones battery backed by 50-hour case capacity. The LED power display provides accurate monitoring, while 5-minute fast charge delivers 1-hour playback SUPERCLEAR CALLS: With 4 ENC mics precisely capturing your voice and advanced AI eliminating 95% of environmental noise, enjoy superclear call clarity whether you're in a busy café or walking down a noisy street BLUETOOTH 5.4 & MULTIPOINT CONNECTION: With faster pairing, lower latency, and superior power efficiency, Bluetooth 5.4 ensures zero dropouts during switching between your iOS, Android and Windows devices. NOTE: when using multipoint connection for the first time, you need to disconnect the headphones from other devices and then connect the new device SWEAT & WATER RESISTANT: IPX5 waterproof protects against intense workouts and sudden downpours, while our 1,000-twist durability guarantee ensures these open air earbuds maintain their elegant form through years of daily use BUILT TO LAST, COVERED FOR 2 YEARS: Before leaving NEOQOQO's factory, every out of ear earbuds undergoes strict quality checks, including testing for connection, charging, sound, and appearance. If you encounter any issues, talk us via Amazon message or the service address in the manual Experience studio-quality audio with our 16.2mm dynamic drivers that deliver rich highs and deep lows. NEOQOQO open ear wireless bluetooth headphones' patented tapered acoustic chamber structure ensures precise sound staging, while LISO 2.0 bass enhancement technology adds powerful low-frequency resonance without distortion. Tailor your listening experience with three professional EQ modes - Balanced, Vocal Boost and Bass Enhanced. Our wireless bluetooth open ear earbuds' advanced Bluetooth 5.4 chipset ensures lossless audio transmission, while multi-device connectivity lets you seamlessly switch between your smartphone, tablet and laptop. Four ENC microphones work in harmony with AI algorithms to eliminate 95% of ambient noise for crystal clear voice pickup. Our wireless open ear bluetooth earbuds' physical control buttons provide tactile feedback for precise command execution, even in wet conditions thanks to IPX5 waterproof certification. Enjoy 12 hours of continuous playback from the ear hook earbuds, extended to 50 hours with the compact charging case. The ergonomic open-ear design of the open ear bluetooth headphones provides exceptional comfort for extended wear, while the secure fit ensures stability during intense workouts or daily commutes. Built to withstand an active lifestyle, our open wireless bluetooth earbuds withstand rigorous 1,000 twist tests while maintaining perfect structural integrity. The combination of premium materials and military-grade testing standards creates a product that delivers consistent performance year after year.