Bluetooth 5.4 Technology Innovation: Equipped with a new Bluetooth 5.4 chip, the Bluetooth earphones offer enhanced anti-interference capabilities and optimized channel hopping mechanisms, effectively shielding against external interference. Compatible with HFP, A2DP, HSP, and AVRCP protocols, they ensure quick pairing and stable transmission for an uninterrupted audio experience. Whether at home, in the office, or at the gym, you can easily control your music and calls. | 75 Hours Playtime & Dual LED Display: These running headphones offer up to 15 hours of use on a single charge. With the fast-charging Type-C port, they fully charge in just 1.5 hours. When paired with the charging case, the total playtime extends to 75 hours. The dual LED display shows the charging case's battery and earbud charging progress, keeping you informed at all times. | Crystal-Clear Calls and Immersive Sound: These Wireless ear buds, equipped with 14.2mm dynamic drivers, deliver crisp highs and rich lows, providing an immersive music experience that brings every melody to life. Featuring advanced ENC noise-canceling technology and a four-microphone array, they effectively eliminate background noise, ensuring clear calls even in noisy environments like traffic, the gym, or the office. | Comprehensive Compatibility: These earbuds wireless bluetooth offer extensive compatibility, seamlessly connecting with a variety of Bluetooth devices, including smartphones, tablets, and computers. Whether you're using iOS, Android, or Windows systems, pairing is effortless. Simply take the earphones out of the charging case, and they will automatically connect to your phone. | Designed for Sports: The ergonomic ear hooks, made from soft silicone, ensure a comfortable and secure fit. These wireless headphones stay in place during daily commutes, outdoor activities, and intense workouts. With an IP7 waterproof rating, they’re protected from sweat and rain, making them perfect for sports, running, and travel. | Smart Touch Control: These wireless earphones feature high-sensitivity touch technology, supporting a variety of functions, including play/pause, answer/reject calls, volume adjustment, music switching, and voice assistant activation. You can quickly execute the desired functions, greatly enhancing convenience and efficiency.