1. HiFi stereo noise reduction: Bluetooth headset has a built-in high-quality audio chip and dynamic 8mm speakers, which can perform finer sound processing. These wireless headphones are equipped with the latest CVC 8.0 noise reduction technology, which can provide you with pure sound quality and 3D deep bass stereo, making you feel like you are in a concert.2.120H playback time and portable charging socket: The wireless headset adopts LED display design, which can display the remaining battery power in the charging box. The total playback time is 120H. When the smartphone is out of power, the earbud type charging box can be used as a mobile power source.3.Bluetooth 5.0 & Touch Control: The wireless earplugs are equipped with the most advanced Bluetooth 5.0 technology to ensure stable and fast connection. The Bluetooth headset is equipped with one-step pairing technology. Touch control is more sensitive and can achieve more functions. Easily control music playback/pause; activate Siri; answer calls/end.4. IPX7 waterproof and comfortable to wear: The Bluetooth headset adopts IPX7 waterproof level, which can easily withstand sweat. Ideal for running, biking, hiking, fitness, traveling, driving, etc. This wireless headset is ergonomically designed to make your ears more comfortable and prevent falls. It is definitely the perfect choice for sports enthusiasts.5. Service and best service: You will get a pair of Bluetooth 5.0 wireless headset, portable charging box, charging cable, user manual. Our policy is to work with integrity and serve with heart.20 * 15 * 22 mm