Bluetooth 5.3 & Hassle-Free Button Controls: JOYWISE sports earbuds are equipped with the latest Bluetooth 5.3 technology, ensuring a stable and seamless connection with any Bluetooth-enabled device. Additionally, the easy-to-use button controls allow you to effortlessly adjust the volume, skip tracks, answer calls. (Note: smart watch connectivity is not supported) Premium High-Fidelity Music & Clear Calls: JOYWISE Wireless Headphones deliver exceptional sound quality, offering high-fidelity music and crystal-clear phone calls. The advanced audio technology ensures that you can fully immerse themselves in your workout playlists, enjoying every beat and rhytModazone. Long-lasting 16-hour Play Life: With a durable and long-lasting power, these wireless headphones can provide up to 16 hours of continuous music playback. This means that your can enjoy their favorite tunes or make important calls. (Note: Please use the charging cable provided on the package) Comfortable Fit and Durability: JOYWISE Bluetooth Headphones are designed to provide a comfortable and secure fit, ensuring that you stay in place during even the most intense workouts. The ergonomic design and adjustable ear hooks guarantee a snug fit for all users. Comfortable Fit and Durability: JOYWISE Bluetooth Headphones are designed to provide a comfortable and secure fit, ensuring that you stay in place during even the most intense workouts. The ergonomic design and adjustable ear hooks guarantee a snug fit for all users.