[Latest Bluetooth 5.1 and Hi-Fi sound quality] The Bluetooth headphones adopts the most advanced Bluetooth 5.1 technology. has faster and more stable signal transmission. and successfully achieved non-disruptive low latency. The unique stereo sound quality and crystal-clear treble make you feel more real music. [Smart Touch Auto Pairing] Take them out of the magnetic charging box. After the first pairing is successful. whenever you turn on the headphones. the headphones will quickly and connect to your device. Touch intelligent design. touch pressure-free. easy to use. fully demonstrated its capabilities. and can be easily controlled without operating a mobile phone. [Comfortable to wear. waterproof earplugs] Ergonomic design. wireless earphones fit the ears and are not easy to fall off. This lightweight mini headphones weighs only 3.5g and is IPX5 waterproof to prevent any splashing and perspiration. It is the best choice for enhancing the experience of sports. training. running. jogging and fitness. [General compatibility] The wireless earbuds are compatible with most Bluetooth music players. including IOS. iPhone. Google. Samsung. Huawei. Xiaomi PC and Mac. The lightweight. safe. and comfortable semi-in-ear design perfectly fits your ears. so you can enjoy the music. [Long battery life] Use high-quality material smart charging box to protect your wireless earbuds. and the appearance is also very stylish the portable charging box gives you the opportunity to charge the earbuds on the go. a single charge can provide 6.5 hours of listening time and talk time. Standby time is 60 days.