True Wireless Stereo Sound: Equiped with the lastest Bluetooth 5.0 chips and HD rendering technology producing continuous and stable high quality 3D HiFi stereo sound. Blocks a range of surrounding noise and avoid wind noise during running, cycling, jogging, etc. ensuring 360-degree clear surround sound. IPX5 Waterproof: The sealed shell and interior nano-coating can easily repel sweat and rain, making the headphones great for outdoor sports and long workouts Simple to Use Smart Touch-Control: One touch-control button supports a lot of functions such as play/pause music, answer/hang up a call, the next/previous song, activate Siri and so on. Needn't hold the phone in your hands, very comfortable and convenient. 2600mAh High Capacity Charging Case: The stylish and small-sized charging case can charge the earbuds 12 times. The charging case also has a super large capacity which doubles as a mobile power supply to charge your cellphone. Total usage time up to 40 hours. One Step Pairing: O