IPX7 Waterproof Rating and Clear Calls: Don't let sweat or rain stop you from enjoying your music. Our earphones feature an IPX7 waterproof rating, making them resistant to water and sweat. Additionally, the built-in microphone ensures crystal-clear calls, allowing you to stay connected even during intense workouts. Bluetooth 5.3 and Hassle-Free Button Controls: Experience seamless connectivity and enhanced performance with Bluetooth 5.3 technology. Our earphones provide a stable and reliable connection, ensuring uninterrupted music playback. The easy-to-use button controls allow you to effortlessly adjust volume, skip tracks, and answer calls without reaching for your phone. Comfortable Fit and Durable: Our sports neckband Bluetooth earphones are designed to provide a snug and comfortable fit, ensuring that you can wear them for extended periods without any discomfort. Additionally, they are built to last, with high-quality materials that can withstand the rigors of your active lifestyle. Premium Hi-Fi Sound: Immerse yourself in superior audio quality with our earphones. They deliver high-fidelity sound, allowing you to enjoy your favorite music with exceptional clarity and depth. 16 Hours Playback Time and Type-C Charging Port: Enjoy uninterrupted music for up to 16 hours on a single charge, allowing you to power through your workouts without worrying about battery life. The inclusion of a Type-C charging port ensures fast and convenient charging. (Note: Please use the charging cable provided on the package).