5.1 Wireless and Built-in Microphones: Adopts advanced 5.1 Wireless technology, provides a more stable connection and pairs faster to your devices without distortion. no cable enjoys true wireless headphones. Wireless earphone has a built-in microphone and any earbuds can be used for voice calls. 10 hours of use and led display: sport headphones transmit hifi stereo sound for up to 10 hours on a single charge. the portable charging case can last up to 40 hours. meet your long-term use needs. the led display shows the remaining charge when used to charge the wireless headphones. Super acoustic quality and noise reduction: stereo mini headphones use advanced acoustic components, with crisp highs and powerful bass. At the same time, sports wireless earphones with microphone use wireless noise reduction technology, which can effectively reduce ambient noise and echo, and provide an extremely stable hifi stereo experience. Ergonomics and ip7 waterproof: 5.1 sport wireless headphones are
