Noise Reduction: These Bluetooth earphones use noise cancellation technology to provide clear sound with minimal interference, so you won't miss any part of your music. 1200mAh Charging Case: The wireless earphones come with a 1200mAh charging case, providing up to 48 hours of use. Dynamic Driver and Comfort: Dynamic drivers deliver stereo sound with deep bass. The ergonomic inear design ensures comfortable wear, and the largecapacity battery supports extended usage. Stable Connection and Easy Controls: Equipped with a Bluetooth 5.1 chip for speed, stable transmission with strong antiinterference capabilities. Intelligent touch controls enable easy operation. Compatibility and Features: Works with Bluetoothenabled devices and offers convenient hands control through touch input. Use scenarios: Daily commute or travel: enjoy clear sound and noise reduction in noisy environments. Office work or study: stable connection and easy touch controls for calls and listening. Workouts or outdoor activities: ergonomic fit and long battery life support extended sessions.