【Advanced Bluetooth 5.0】: Advanced Bluetooth 5.0 technology ensures fast and stable connections, low power consumption and low latency.It offers quicker and more stable Bluetooth when you play online games, not easy to disconnect. Support transmit range 49 feet/15m. | 【Enhanced Hi-Fi Stereo Sound Quality】-Combines graphene diaphragms with high fidelity dynamic drivers, the bluetooth earbuds provides you with the most realistic, clear sound, and powerful bass performance, making you feel as if you were at an idol concert site. Combined its CVC 8. 0 noise reduction functionality, you’ll experience a whole new world of crystal-clear phone calls. | 【Charge on-the go】: When the Bluetooth earbuds are fully charged, the playback time is 4 hours.The charging case can provide four recharges for the ear buds to extend the use time to 20 hours. | 【Comfort Fit & Easy Touch Controls】- Special ergonomic design and only 0.11 Oz make the wireless earbuds sit comfortably and stable in your ears. Simply tap on the earbuds to skip songs, play/pause music, answer/hang up phone calls, activate voice assistant - all without taking out your phone. | 【IPX5 Waterproof/Sweaterproof】: Upgraded IPX5 protects the earbuds against water, sweat & rain, allows you to keep your conversation going and the music playing, even you’re caught in the heaviest of downpours. Suitable for sweating in the gym or running outside.