Product 1. Latest wireless Bluetooth 5.0 technology: Bluetooth 5. 0 version and noise reduction function HD microphone match unique automatic voice control, you can enjoy high quality music and phone calls anywhere.2. Long barrier-0 transmission range: 10 meters transmission distance. simple and quick connection to smartphone, tablet, TV and other Bluetooth devices. Can also connect to two devices at the same time.3. Built-in magnets: With CD cover, fashion and cool. You can enjoy your time of sport and have stable conversation with friends.Very practical and convenient. Sweatproof sports headphones, fully protect the headphones from sweat, drops.4. Built-in new and improved lithium-polymer battery: Up to 8 -12 hours (with 60% maximum decibels) continuous calls and listening to music and up to 100 hours stand-by with a single charge. The status of the headphone battery is automatically displayed on the screen of the IOS phone.5. Soft earbuds: Sturdy earhooks and replacement earplugs earhooks in different sizes to fit your ear.