About this item Bluetooth 5.4 & Auto Pairing: The Bluetooth 5.4 chip ensures that the headphones connect quickly and stably within 15 meters, synchronizing audio for an enhanced listening experience. After the initial pairing, the headphones will automatically connect when removed from the charging case. Comfortable Design & IPX6 Waterproof: These sport wireless earphones are ergonomically designed for a snug fit, providing fatigue-free and long-lasting comfort. The flexible earhooks securely fit your ears, ensuring they stay in place even during intense workouts. There are eartips in 3 sizes (S/M/L) available for the best fit. The IPX6 waterproof design protects the wireless headset from sweat and splashes, making them ideal for sports, gym, workouts, and hiking. 60 Hours Playtime & Stereo and Mono Mode: Enjoy an impressive 8 hours of listening time on a single charge, with a total of 60 hours of uninterrupted music playback. The headphones can seamlessly switch between stereo and mon