Exceptional Sound Quality: Equipped with professional-grade 10mm titanium diaphragm drivers, combined with NOXBEAT bass enhancement and master-level acoustic tuning technology, these earphones deliver a powerful and expansive audio range. Enjoy clear and captivating highs, deep and resonant lows, and an immersive, concert-like 3D sound experience. Lightweight, Comfortable, and Secure: Ergonomically designed to perfectly fit the contours of your ears. Each earbud weighs only 4.8g, featuring a sleek in-ear design. Comes with medical-grade ultra-soft silicone ear tips in three sizes (large, medium, small) and ear wings in two sizes, accommodating over 95% of users. With IPX5 water resistance, these earphones provide comfort and stability, allowing you to move freely and dance without worry. (Note: Proper ear tip size is crucial for optimal sound quality.) 72-Hour Ultra-Long Battery Life: Each earbud has a battery capacity of 35mAh, while the charging case boasts a capacity of 350mAh. The earbuds offer up to 6 hours of playback on a single charge, and the charging case provides an additional 30 hours of battery life, allowing for up to 5 full charges. You can also use a single earbud for up to 72 hours, ensuring an outstanding long-term listening experience. ENC Noise Cancellation Technology: Featuring industry-leading hybrid noise cancellation algorithms and a dual-microphone system, these earphones effectively eliminate wind noise and other external ambient sounds, providing you with clear call quality. Advanced Bluetooth 5.3 Technology: Ensures faster and more stable connections between the earphones and your device, with higher data transmission rates. The dual codec configuration enables real-time audio transmission with ultra-low latency, reducing audio loss and delivering lifelike sound. Enhance your experience with music, podcasts, videos, and gaming. Intelligent Touch Controls: Designed with smart touch control, supporting various functions such as music playback, call answering, and voice assistant activation, making your operation more convenient. NEUNVOX NTS02 True Wireless Earbuds,Bluetooth 5.3 Headphones with Charging Case,ENC Noise Cancellation, Built-in Mic,Sports Earphones,IPX5 Waterproof,48H Playtime,Black&Gray