. Bluetooth V5.0, support most of bluetooth devices and lower power consumption. 2. Upgrade LED power display: Intuitive to know the electricity level on Charging cabin and the headset at a glance. 3. With waterproof technology, no need to worry about water and sweat anymore. 4. 8mms dual drive units, enjoy strong deep bass music sound. 5. Popular touch control function, support switch songs, phone call and call voice assiatant. 6. Intelligent noise reduction: Enjoy HD call effects without being affected by noisy environmen. 7. Auto Connect TWS 5.0. Take out 2 earphones from the charging box and automatically connect, you can easily enter the Bluetooth settings of the mobile phone to pair earbuds with just one step. 8. Double Connection Dual Diaphragm. Both earphones are in main mode, there are no restrictions. 9. Strong compatibility: Regardless of the brandmobile phone and model, Bluetooth-enableddevices can use this headset.