- Bluetooth 5.3 with One-Step Auto Pairing: Experience lightning-fast transfer speeds—twice as fast as the previous generation—ensuring a stable connection without delays. Enjoy uninterrupted calls and workouts. Simply open the charging case, and your earbuds connect automatically after the first pairing. - Extended 120 Hours Playtime with LED Display: Enjoy 6-8 hours of premium sound on a quick 1.5-hour charge. The included charging case provides four additional charges, totaling 120 hours of playtime. The smart LED display keeps track of the battery levels for both the earbuds and the case, so you're always informed about when to recharge. - IP7 Waterproof and Versatile Compatibility: With IP7 nano-coating technology, these earbuds are resistant to sweat and rain, making them perfect for any weather or workout environment. Ideal for running, yoga, cycling, and more. Compatible with nearly all Bluetooth-enabled devices. - Superior Call Quality and Immersive Sound: Equipped with 13mm speakers and triple-layer composite diaphragms, these earbuds deliver deep bass, clear mids, and crisp treble. Enjoy mono or twin stereo modes, allowing you to share with friends and family. Each earbud features a built-in microphone for clear phone calls.