【Superior Stereo Sound Quality and HD Binaural Call】 Adopting Bluetooth 5.0 HD Rendering Technology that Produce Incredible Sound Quality with Deep Bass and Crystal Crisp Treble. Built in High Quality Noise Reduction Technology Chip, Can Block out lots of Surrounding Noises. HD Binaural Call Can Hear Your Family or Friend Much More Clearly.

【Fast Auto-Pairing and Unbreakable Connectivity】 The Wireless Bluetooth Earbuds are equipped with auto-pairing technology. ONLY pull the Left and the Right earbuds out of charging box and they will pair with each other, then "I9X" automatically appear on your smartphone. In a matter of seconds, you are in your euphonic music world.Combines with Bluetooth 5.0 to create an almost unbreakable link between your earbuds and your device-even in busy places. No skips, no drops.

【Portable Charging Case】 The Twins Bluetooth Earbuds in ear Can Last for 3-4 hours Music Time On a Single Charge. The Charging Case Can Charge the Twins Wireless Earbuds in ear for 5-6 times, So the Twins Bluetooth Earbuds sports Can Last Up To 15-24 hours. You Can Go for a trip Without Worrying About Battery Shortage.

【Compatible With Most Devices】 Mini Wireless Earbuds sports compatible with all Bluetooth enabled devices, such as iPhone 11 xs xr x 8 7 6s 6 5s iPad Sony Samsung Galaxy S7 S8 Plus and other Android Phones. Ergonomic design allows for ultimate wearing comfort to match any active lifestyle. This Bluetooth Earbuds running can be used together or along.

【IPX5 Waterproof Earbuds】Thanks to the IPX5 water protection, the Wireless Earbuds Running are resistant to sweat, water and rain. Ideal for gym, running, excising and enjoy music even in the rainy day. Come with small, medium and large size earmuffs, you can choose the right size to fit your ears.