DuoTen Waterproof Wireless Earbuds, Bluetooth 5.0 Wireless Headphone

【Fast & Stable Connection】Advanced Bluetooth 5.0 technology guarantees faster and more stable connection and transmission. Open the charging case then the true wireless earbuds will turn on and pair automatically. Care-free for pairing problem. When you use single earphone just take out the second one to achieve seamless transformation between single mode and twin mode. 【Clear & Loud Stereo Sound】 CVC 8.0 noise canceling technology provides clear sound. Bluetooth 5.0 wireless headphone with excellent Hi-Fi stereo sound gives you an auditory feast. With built-in microphone you can take calls or redial last call. IPX7 waterproof withstands sweaty exercise in the Gym. Enjoy music everywhere! 【Up to 156H Playtime】This Bluetooth earphone is equipped with built-in 85mAh battery which can last 10-12 hours after a single full charge. 2200mAh portable rechargeable case can recharge Bluetooth earbuds about 13 times that boasts outstanding up to 156H playtime. Moreover this charging case